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Series
I: WILLIAM J. HAMMER PAPERS, 1863-1957 |
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CORRESPONDENCE
(Individual letters
have been numbered) |
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Incoming and outgoing, 1879-1935; 1955-1957 |
| 1 |
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1879 - 1895 |
| 2 |
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1896 - 1903 |
| 3 |
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1904 - 1913 |
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1914 - 1917; 1873 - 1892 |
| 5 |
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1893 - 1903 |
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1904 - 1908 |
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1909 - 1920 |
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1921 - 1930 |
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1931-1935; 1955; 1957 |
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Outgoing:
1902-1903 (letterpress book)
1903 (letterpress book)
April,1924
May-October, 1928 |
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Outgoing:
1903-1904; 1904; 1904-1905 |
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BIOGRAPHICAL MATERIAL |
| 11 |
1 |
Personal family correspondence, 1863-1904 |
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Geneological Materials |
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Identification cards; club cards; passport |
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School papers, 1876-1878 |
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Personal sketches |
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Clippings and pamphlets; "Electrical Diablerie" |
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Newsclippings |
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1 |
Biographical materials |
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Biographical materials |
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3 |
Biographical materials |
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Awards & certificates |
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Notes, correspondence, speeches |
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Notes re: phonograph |
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7 |
Misc. sketches & personal memos of Hammer |
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8 |
Autobiography of Hammer prepared for the 'Edison
Pioneers" |
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NOTEBOOKS & DIARIES |
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1 |
Menlo Park notebook 1880 |
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2 |
Notebook on dynamo-electric and magneto-electric machines,
1882 |
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Notebook 1885 & 1886 (a) |
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Notebook 1885 & 1886 (b) |
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Notebook 1885 & 1886 (c) |
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Notebook from his trip to Europe 1900 |
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Notes and sketchbook 1900 |
| 14 |
8 |
Notebook (monthly notes about Edison) |
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Note-and sketchbook, n.d. |
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10 |
Notebook (shopping list) |
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11 |
Diary kept by Hammer when working on Siemens Electric
Railroad case 1898 |
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12 |
Diary 1900 |
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Diary 1916 |
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14 |
Daily journal 1906 |
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15 |
Loose paper from Hammer's journal, 1906 |
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Date book 1929 |
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17 |
Loose paper from Hammer's: Date book, 1929 |
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Memoranda of inventions of T.A. Edison |
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19 |
Inserts from Hammer's lab notebook #3 |
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20 |
Loose paper from notebook #8: Deutschen Edison Gesellschaft |
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21 |
Miscellaneous notes of Hammer |
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News clippings, 1924-1932 |
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WRITINGS BY HAMMER |
| 16 |
1 |
Autobiography of Hammer prepared for the Edison Pioneers;
Correspondence: 1925, with Henry Schroeder and John W. Howell regarding
their book, The History of the Incandescent Lamp; Hammer's
biographical notes |
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2 |
writings on Edison |
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"Edison-man and Genius," The Philadelphia
Record, October 1931 |
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Writings on Edison - General |
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Address of the President of the Edison Pioneers, April,
1920; Stories of Menlo Park Days related by Hammer; and other writings |
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"Edison and His
Invention:"A Lecture delivered before the Franklin Institute at
Philadelphia, February 4, 1889, by Hammer |
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Notes: on visits to the Edison Installations; on the
radiophone at the New York Electrical Exhibition |
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'Mock-up' for William Wallace and His Contribution to the
Electrical Industries by Hammer |
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1 |
General Notes and Writings: |
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-Biography of Moses Gerrish Farmer prepared for Hammer by
Ms. Farmer at the request of Moses G. Farmer, Feb. 18, 1892 |
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-Notes on radium, radiation, and radioactivity, prepared by
Hammer for Encyclopedia Americana |
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-Notes on Ernest Rutherford |
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-B.F. Miessner, E.E. '17, "A New Solution for the
Problem of Selectivity in Torpedo Control," Purdue Engineering
Review |
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-"Phosphorescence," Scientific American
Supplement, No.1191, Oct. 29, 1898 |
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-"To The Question of 'Sensational Claims' of Enormous
Figures for Radio-Active Bodies:" What Professor Soddy says
(verbally), and what a German scientist says (translated) |
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-Observations on electrostatic phenomena |
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-Hammer, "Transportation of a Busy People," The
Independent |
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-Miscellaneous notes |
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Patents: |
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-George H. Benjamin, "The History and Effect of
Electrical Patents," Electrical Review, Vol. 38, No. 2,
January 12, 1901 |
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-Hammer, "Apparatus for measuring Light,"
Application filed Oct. 31, 1906; Western Electric, June 6, 1888 |
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-John Elfreth Watkins, "What Uncle Sam is Doing," The
Ladies' Home Journal, April 1907 |
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-William Hard, "Butter Business," Everybody's
Magazine, 1914 |
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-French patents: issue dates |
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-specification for Hammer's invention of the Photo
Electric Transmission |
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Diagrams, Drawings, Sketches, and Graphs: |
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-Types of selenium cells selected by Hammer selenium cell
controlling electric circuit |
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-Unidentified graph |
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-Automatic indicator and recorder of time and duration of
snow storms |
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-Device for starting an electric motor by means of a
selenium cell, 1914 |
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-Protection of safes by means of the selenium cell |
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-Method of Operating Iron Shutters on Buildings |
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-Steering a torpedo by means of a searchlight |
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-Minchins impulsion type of photo-electric cell (1890) |
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-Musical note produced by revolving shutter in a vacuum (J.W.
Giltay's Suggestion) |
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-Photograph showing 3 h.p. motor & 3 h.p. generator
Supplying a band of lamps which Hammer started and stopped many times by
waving his hand between an acetylene jet and a selenium cell |
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-Apparatus invented and operated by Hammer used in his
lecture at the College of the City of New York, April, 17, 1903 |
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-System of automatically controlling street lights and other
lights by means of the selenium cell invented by Hammer, 1886 |
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-Automatic boiler feed by selenium cell control of the pump,
1910 |
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-Selenium cell to protect safe or homes from burglars |
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-Method of recording length of time of operation at a motor
or other apparatus, or its time of starting and stopping, 1910 |
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Selenium: |
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-"Selenium notes and slides" (only notes) |
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-Writings about selenium, n.d. (not titled) |
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-Hammer, "Selenium Cells Bring Back Age of
Miracles," New York Daily Tribune, March 20, 1910 |
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-"Data on selenium" |
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-"Notes on selenium" |
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-Article titled "Mr. Hammer Talks on Selenium" |
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-Advertisements for graphite - selenium cells, London |
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-Hammer's typed notes on selenium |
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-"Acetylene Flame Apparatus, Riohmer Selenium Cell,
Relays and Battery for Operating Electric Lamp, Bell, Motor and
Horn," Scientific American Supplement, May 30, 1903 |
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Hammer, "Photoelectric Property of Selenium"
(Letter to the Editor), Electrical Review, Oct. 19, 1907 |
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-Bibliography of selenium |
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-The Properties and Applications of selenium |
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-"Proposed Use of Selenium in Signaling," The
Electrical Engineer, August 7, 1908 |
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-Several untitled notes and data on selenium |
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Edisonia: |
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-Hammer's notes |
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-"Creator of Yellow Kid once Served Edison," New
York World, Oct. 14, 1928 |
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Radioactivity: |
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-Hammer, Radioactivity, prepared for the Encyclopedia
Americana |
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-Hammer's claims that he was the first person to propose and
utilize radioactive solutions internally |
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-Scientific American Compiling Department, Radio-activity |
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-List of radioactive substances by Dr. Karl Hofmann |
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Correspondence: |
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-Regarding Patents |
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-Personal to Hammer |
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-From Jared Sparks of Cambridge College to Henry C. Cary,
April 24, 1851 (Nothing to do with Hammer or Edisoniana) |
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-Copies of correspondence |
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Radium: |
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-Undated memorandum signed by Hammer |
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-Hammer, "Radium," prepared for the Encyclopedia
Americana |
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-Lecture on radium by Hammer |
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-Academy of Science & Art, Pittsburgh, Synopsis of
Hammer's lecture on "Radium and its Remarkable
Properties"delivered on Oct. 22, 1903 |
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-Hammer, "Radium and Other Radioactive
Substances,"Scientific American, No. 1429, May 23, 1903 |
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-"Madame Pierre Curie and Professor Curie" copy
made for Hammer by Paul F. Mathelay |
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-Hammer, proving claim to first thinking of medical use of
radium |
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-Listing of persons to whom Hammer's book on radium was sent |
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Hammer's notebooks: |
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-Notebook on selenium, n.d. |
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-Notebook on selenium 1883 |
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-Notebook on phosphorescence 1902-1903 |
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1 |
-Hammer (President), National Conference on Standard
Electrical Rules, 1896 |
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-Hammer, Important European Electrical and Engineering
Developments at the Close of the Nineteenth Century, February 28, 1901 |
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2 |
-The Telephonoqraph, 1902 |
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-Edison's Tunqstate of Calcium Lamp: Radium, Polonium and
Actinium, 1902 |
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-Report on the Faller Automatic Telephone Operator,
1902 |
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-An Automatic Telephone operator, 1903 |
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-The Faller Automatic Telephone operator, (Reprint)
1903 |
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-Radium and Other Radioactive Substances with a
Consideration of Phosphorescent and Flourescent Substances; Polonium,
Actinium, and Thorium, 1903 |
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-Notes on Recent Electrical and Scientific Developments
Abroad, 1903 |
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-Collection of Incandescent Electric Lamps, Journal
of the Franklin Institute, 1906 |
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-Electric Lighting by Incandescence, 1907 |
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-Surface Properties of Aluminum and Zinc, 1907 |
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-A Flight Over Paris, 1907 |
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-Chronology of Aviation, 1911 |
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-The William J. Hammer Historical Collection of
Incandescent Lamps, 1913 |
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-Transactions of the New York Electrical Society,
1913 |
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-The Edison Monthly, July 1914 |
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-The Edison Monthly, July 1928 |
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-The William J. Hammer Historical Collection of
Incandescent Electric Lamps, n.d. |
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-Compliments of William J. Hammer, n.d. |
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SECONDARY WRITINGS ABOUT HAMMER |
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-Bibliography on selenium, April 1912 |
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-References on selenium (includes dates, names of authors,
where found, and nature of work) |
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-Bibliography on selenium (updated and expanded, two copies) |
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-"A New Type of Selenium Cell," Western
Electrician, November 23, 1907 |
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-The Hudson-Fulton Celebration Commission's "List of
References (Misc.) not found," Sept. 25 - Oct. 9, 1909 |
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-Library of the Engineering Societies, New York City,
references on selenium cells compiled, from chemical abstracts only, for
Hammer, Dec. 3, 1913 |
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2 |
-Blueprints, of Hammer's inventions, 1882 - 1887:
Diagram of Maschine zur Aufertigung von Drabt-Tsclirleinewand, 1882;
Lamp detacher and attacher, Nov. 16, 1883;
Can opener, 1887 |
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-Diagram of "Une Remarguable Experience de Transmission
Phonographique et Telephonique entre New York et Philadelphie"
demonstrated by Hammer in his lecture on "Edison et ses
Inventions" at the Franklin Institute, Feb. 4, 1889 |
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-Schutzqitter fur Glublampen, n.d. |
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-Sdromunterbrecher, n.d. |
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-Several copies of unidentified diagrams in blueprints |
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-Paper on Paris Exposition of 1900 |
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-Extracts from paper read by Mr. John Gavey, Electrician of
His Majesty-s Posts and Telegraphs, before the Institute of Electrical
Engineers of Great Britain, December, 1900; said paper being upon the
electrical features of the Paris Exposition of 1900 |
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4 |
-Articles and notes on Hammer's inventions |
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-Notice of Hammer's lecture on "Electrical
Wonders," Union Hall, March 11, 1887. Includes synopsis of the
lecture |
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-Photo copies of "The John Scott Legacy Medal and
Premium"awarded to Hammer for his "Telephone Relay,"
including a drawing of, and an article on, Hammer's long distance sound
experiment, 1889 |
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-"The W. J. Hammer Telephone Relay," Western
Electrian, April 5, 1902 |
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-Articles on Hammer's incandescent lamp prepared by Earl
N.Fridley for his New York Sunday Tribune but never used |
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-Scrap notes |
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-Identified & unidentified sketches, drawings, tracings
&diagrams |
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6 |
-Identified sketches, drawings, tracings, and diagrams of
incandescent electric lamps, 1880 |
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-Vacuum apparatus for extracting the air from Edison's
Electric lamps at Edison's laboratory, July 8, 1880 |
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-First Steam-tight globe for incandescent lamp, 1880 or 1881 |
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-Electric signs, March 1880 |
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-Cheap and simple form of Edison lamps |
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-original motor driver "Flasher," 1883 |
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-Fasting plug, Dec. 6, 1882 |
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-original of all 'Bug Cut Outs", 1882 |
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-Glass sealed ball galvanometer, Feb. 21, 1883 |
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-Regulator for controlling two circuits at one time, April
7,1883 |
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-"Phantom Shadow", Aug. 24, 1893 |
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-Testing apparatus, Nov. 23, 1883 |
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-Can locking plug switch with multiple fuses, Sept. 30, 1886 |
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-Multiple fuse, Oct. 12, 1896 |
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-Snap switch for breaking heavy currents; patented May 17,
1887 |
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-Circuit tester, June 20, 1887 |
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-Balance indicator and feeder ampere meter, July 8, 1887 |
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-Safety device for electrical circuits, patented Feb. 12,
1889 |
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-Unidentified |
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HOLBORN VIADUCT PROJECT, LONDON, 1882 |
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-Hammer's notebook on first central station, 1881-1882 |
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-Reports of the Streets Committee to the Commissioners of
Sewers of the City of London: "Proceedings Relative to the
Applications for an Extension of the Experiments in Electric
Lighting," London, 1882 |
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-"Something More than the Electric Lighting Bill,"
Sir Frederick Bramwell, F.R.S. 1882 |
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-Extract from Report of the Streets Committee on Electric
Lighting, London, 1880 |
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Pamphlet on electric lighting |
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Map of the City of London's Electric Lighting, 1882-83 |
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Report of Drs. Hopkinson and Fleming on the Holborn Viaduct
Installation, July, 1982 |
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-"The First Central Station for Incandescent
Lighting"Electric World and Engineer, Vol. 42, no. 10, 1904 by Hammer |
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-Correspondence, March - July, 1882 |
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-Report on the central station, Holborn Viaduct by J.
Hopkinson and J.A. Fleming, London, July 1882 |
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-News clippings |
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-E.H. Johnson's notes re: London, England, in 1881-2 |
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-Plan showing the illumination of Holborn Viaduct by the
Edison Electric Light System, 1881-1882 |
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-Photo copy of article "The First Central Station for
Incandescent Lighting" by Hammer, Electric World and Engineer,
Vol. 42 #10, March 5, 1904 |
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4 |
-Holborn Viaduct central station: Plan showing course of
post office cable |
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-Hammer's Notes |
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-Copy of Report of Trial of the Second 146 JP Boiler
supplied by the Babcock & Wilcox Company to the Edison Electric Light
Company |
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-Electric Light Act, 1882 |
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-Hammer's notes on the first central station for
incandescent electric lighting, March 5, 1904 |
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-Envelope containing damaged drawings |
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PATENT MATERIAL |
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1 |
-Hammer German Patent: Glockenscherissel Fur Elektrische
Gluhlampen #27680 |
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Correspondence, 1886: Hammer to Messrs: Dyer & Seeley
regarding patents |
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2 |
-Hammer's Patent: Combination-Tool #363,331 May 17, 1887. |
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-Hammer's Patent & Advertising Card: Device for
Attaching & Detaching Electric Lamps #363,332, May 17, 1887 |
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4 |
-Hammer's Patent: Indicator for Electrical Lighting Systems
#363,333, May 17, 1887 |
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-Hammer's Patent Specifications, and Diagrams for Electrical
Switch, #363,334, May 17, 1887 |
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6 |
Hammer & Francis R. Upton Patents: Connecting Device for
Electrical Conductors; Safety Catch for Electrical Circuits #368,764,
August 23, 1887 |
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7 |
Hammer's Letters of Patents: Specifications and Diagrams:
for Can-opener, #369,108 August 30, 1887 |
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8 |
Hammer's Patent: Safety Device for Electrical Circuits
#397,715, February 12, 1889; #400,669, April 2, 1889 |
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Hammer's Patent: Selenium Cells #888,802, September 17, 1907 |
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10 |
Hammer's Patent: Apparatus for measuring Light # 888,801,
May 26, 1908 |
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11 |
Hammer's Patent Method of Measuring Light #888,802, May 26,
1908 |
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12 |
Hammer's (Letters of ) Patents: Specifications, and
Diagrams: Art of making Phosphorescent Colors original #868,779, October
22, 1902, reissue #12,812 June 16, 1908 |
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13 |
Hammer's Deposit Slip for Photograph, "A Scientific
Hand," left at Library of Congress, Sept. 14, 1906 |
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14 |
Hammer "To Whom It May Concern" Letters re:
patents: Philosophical Apparatus; Luminescent Signs, and Correspondence
regarding same #437,146, 1909-10 |
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15 |
Signed Agreement between Hammer & Upton, March 1, 1887,
regarding Upton's Financial Assistance |
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16 |
Patents and Patent Infringement Data regarding
radium-luminous materials |
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17 |
George F. Barker's Affidavit, for use in the Suit of Edison
Electric Light Co. and Edison General Electric Co. Vs ? |
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18 |
Decision of the U.S. Circuit Court of Appeals upholding the
Edison Incandescent Lamp patent, Extra the Electrical Engineer,
Oct. 4, 1892 |
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19 |
Hammer's Electrician's Pocket Tool |
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20 |
Misc. Periodical Articles, including "Reforms in the
Patent System," by Thomas Ewing, Jr. May 6, 1891 The Electrical
Engineer |
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21 |
Correspondence, 1899-1918 |
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21a |
Correspondence, Incoming & outgoing, April 1892 October
27, 1902, regarding long distance sound transmission |
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22 |
Hammer's Notebook on Electrical Patents 1883-84; Misc.
patent notes; A List of Some of Hammer's Electrical Inventions 1880-85 |
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23 |
Hammer's Sketch; Neon Tube Window Display Signs Brochure;
Miscellaneous negatives |
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24 |
Diagrams of unidentified Hammer inventions, 1907-1908 |
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25 |
Clippings: talking movies, television, radio, 1909-1930 |
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26 |
Hammer's list of television patents, 1906-1926 24 |
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27 |
Illustrations and photographic cards of Hammer's patents |
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28 |
Hammer - patent material - testimony, interferences |
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29 |
Hammer's testimony: Old Colony Trust Company vs. the City of
Omaha, 1912 |
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ARTIFACTS |
| 22 |
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Badge (1925) |
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Original Tags from Hammer Collection of objects |
