Computers & Business Machines

Imagine the loss, 100 years from now, if museums hadn't begun preserving the artifacts of the computer age. The last few decades offer proof positive of why museums must collect continuously—to document technological and social transformations already underway.
The museum's collections contain mainframes, minicomputers, microcomputers, and handheld devices. Computers range from the pioneering ENIAC to microcomputers like the Altair and the Apple I. A Cray2 supercomputer is part of the collections, along with one of the towers of IBM's Deep Blue, the computer that defeated reigning champion Garry Kasparov in a chess match in 1997. Computer components and peripherals, games, software, manuals, and other documents are part of the collections. Some of the instruments of business include adding machines, calculators, typewriters, dictating machines, fax machines, cash registers, and photocopiers


-
Record of Punching Cards at the New York Central for the Month of April 1904
- Description
- From 1895 inventor Herman Hollerith wooed the New York Central Railroad as a commercial customer for his tabulating machines. This small paper card records his success. It reports that in April 1904, key punch operators at the Central punched a total of 428,502 cards, averaging 258 cards per clerk per hour. The record for one clerk was 70,535 cards punched, averaging 413 cards per hour.
- Reference: G. D. Austrian, Hermann Hollerith: Forgotten Pioneer of Information Processing , New York: Columbia University Press, 1982, pp. 111–141.
- Location
- Currently not on view
- date made
- 1904
- ID Number
- 1977.0114.08.01
- accession number
- 1977.0114
- catalog number
- 1977.0114.08.01
- Data Source
- National Museum of American History
-
IBM Model 24 Card Punch
- Description
- This gray desk-sized machine for punching cards to be used as computer input has a table with keyboard at the front and a card hopper, card bed, and card stack at the back. The keyboard is cabled to the punch. Cards move from the hopper at the top left, down into the card bed, across the bed to the left, and up into the stack on the left side. It is possible to punch individual cards and to have several cards programmed to be punched identically in some columns. The model IBM 24 does not print data entered at the top of the card.
- A mark on the punch reads: IBM 24 (/) CARD PUNCH. Another mark there reads: PROPERTY OF (/) INTERNATIONAL BUSINESS MACHINES CORP. (/) 024 30864 SO.
- References:
- IBM, Reference Manual IBM 24 Card Punch IBM 26 Printing Card Punch, White Plains, N.Y.: IBM, 1965. The first version of this manual appeared in 1949.
- IBM, Field Engineering Maintenance Manual 24-Base Machines, White Plains, N.Y.: IBM, 1965. This manual has museum number 1987.0528.03 and was received with the machine.
- John Diebold & Associates, "IBM 024 and 026 Card Punches," Automatic Data Processing Equipment, Chicago: Cudahy Publishing Company, 1957, section 1A 380.1, pages 2–6.
- Location
- Currently not on view
- date made
- ca 1965
- maker
- International Business Machines Corporation
- ID Number
- 1987.0528.01
- accession number
- 1987.0528
- catalog number
- 1987.0528.01
- Data Source
- National Museum of American History
-
Punch Card Marked DO-5081, Received with Key Punch
- Description
- This eighty-column paper punch card is rectangular, with the upper left corner cut off. It is punched symmetrically. Text along the top reads: MANUAL KEY PUNCH - ABOUT 70 YEARS OLD. A form number printed along the bottom reads: DO-5081. Further text reads: PRINTED IN U.S.A.
- Received with card punch with museum number 1987.0601.01.
- Location
- Currently not on view
- date made
- ca 1930s
- maker
- IBM
- ID Number
- 1987.0601.01.02
- accession number
- 1987.0601
- catalog number
- 1987.0601.01.02
- Data Source
- National Museum of American History
-
Electrotype Printing Block Showing a Manual Hollerith Key Punch
- Description
- This electrotype printing block is engraved in metal and attached to a wooden block. It shows a manually operated, key-driven Hollerith card punch with 11 keys. Hollerith patented such a machine in 1901, but it had only ten keys, numbered from 0 to 9. The machine shown on the electroplate has these number keys, plus one marked X.
- For key punches similar but not identical to that shown, see MA.335634, MA.335635, and MA.333894.
- Reference:
- H. Hollerith, "Apparatus for Perforating Record Cards," U.S. Patent 682,197, September 10, 1901.
- Location
- Currently not on view
- date made
- ca 1902
- ID Number
- 1977.0503.02
- catalog number
- 336121
- accession number
- 1977.0503
- Data Source
- National Museum of American History
-
IBM Verifier for Punched Cards
- Description
- This key-driven, manual verifier has 15 black rubber keys. Twelve are for the 12 columns on a punch card. These are labeled from 0 to 9, X, and blank. Two other keys move the card one space, and the last key releases the card. Cards are fed manually from the left. A mechanism at the center of the machine senses whether or not a hole has been punched in a given line. If one depresses a key corresponding to a hole punched on the card, the card advances one place to the left. If the hole on the card does not match what is punched, the card does not move. Depressing the blank key at the front of the verifier then cuts a hole at the bottom of the column in which the error occurs. Erroneous cards are then retyped on a card punch. If the hole and the key typed match, the card advances one column.
- A mark stamped on the base of the machine toward the left reads: 05111993-A0.
- IBM introduced verifiers as part of its line of punch card equipment around 1917. Cards with 12 columns date from the early 1930s onward.
- Reference:
- C. J. Basche, L. R. Johnson, J. H. Palmer and E. W. Pugh, IBM’s Early Computers, Cambridge: MIT Press, 1986, pp. 7–8, 11.
- Location
- Currently not on view
- date made
- ca 1935
- maker
- International Business Machines Corporation
- ID Number
- 1979.0931.01
- accession number
- 1979.0931
- catalog number
- 1979.0931.01
- Data Source
- National Museum of American History
-
Tabulating Machine Company Card Punch
- Description
- From the early 20th century into the 1970s, Americans used punched cards to enter data onto tabulating equipment and then electronic computers. This early key-operated punch is based on patents of the inventor Herman Hollerith.
- The machine has a shaped iron base painted black that includes a grooved plate for cards, a mechanism at the back for advancing cards being punched, a single row of punches, and a group of 12 keys for punching round holes with these punches. Another key at the back releases the card guide. Nine of the thirteen rubber key tops are missing.
- A metal label on the front of the machine reads: THE TABULATING MACHINE CO (/) NEW YORK CITY (/) PATENTED (/) JUNE 18, 1901. SEPT. 10. 1901. A mark at the left front edge of the card bed reads: 17849. Two rods are marked at the front below the punching position: 234.
- The Tabulating Machine Company was formed by Hollerith in 1896 and merged to form the Computing-Tabulating-Recording Company in 1911. This firm became International Business Machines Corporation. The key punch was introduced in the U.S. in 1901 and remained in essentially the same form for over half a century.
- Compare MA.335634 and MA.334635.
- Reference:
- G. D. Austrian, Herman Hollerith: Forgotten Pioneer of Information Processing, New York: Columbia University Press, 1982, pp. 174–175.
- Location
- Currently not on view
- date made
- ca 1902
- distributor
- Tabulating Machine Company
- maker
- Tabulating Machine Company
- ID Number
- MA.335634
- accession number
- 1977.0114
- catalog number
- 335634
- Data Source
- National Museum of American History
-
Hollerith Card Sorter
- Description
- During the 1880s the engineer Herman Hollerith devised a set of machines for compiling data from the U.S. Census. Hollerith's tabulating system included a punch for entering data about each person onto a blank card, a tabulator for reading the cards and summing up information, and a sorting box for sorting the cards for further analysis.
- This third part of the system, the sorter, is shown on the right in the photograph. It is an oak box with 26 vertical compartments arranged in two rows. Each compartment has a brass cover that is held in place by an electric catch connected to the tabulator. The sorter is connected by a cable to the tabulator. Once a card is read by the tabulator, a compartment opens in the sorter, indicating where the card should be placed for further counting. The front and back sides of the sorter open so that one may remove stacks of cards from the compartments.
- Location
- Currently not on view
- date made
- 1890
- maker
- Tabulating Machine Company
- ID Number
- MA.312897
- accession number
- 171118
- catalog number
- 312897
- Data Source
- National Museum of American History
-
Gang Punch Made by the British Tabulating Machine Company
- Description
- In the 1880s American engineer Herman Hollerith devised a system to compile statistical information by entering data on individuals onto punched cards, allowing holes in the cards to admit wires and complete electrical circuits, and using electric counters to accumulate totals.
- Hollerith devised this kind of punch, which he called a gang punch, to punch data that was common to several cards. For data on a census, this might be the enumeration district. For payroll applications, it would be the date of payday.
- In 1904 a British firm organized to lease Hollerith machines in Britain and much of the rest of the wold. A subcontractor manufactured punch cards. From the 1920s. the British Tabulating Machine Company manufactured punch card equipment itself. This gang punch is one of its products.
- This punch has a 12x10 array of holes.The rows of holes are labeled Y, X, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9. Six metal cylinders fit into the holes for punching, with a manually operated press to push them down. Cards are fed and removed by hand, from right to left. On the left is a metal plate with zigzag rows of holes on its top front and top back edge. These may be used to indicate the position of the card before punching.
- A tag on the right side of the punch under the card bed reads: THE (/) BRITISH TABULATING MACHINE Co (/) VICTORIA HOUSE, SOUTHHAMPTON ROW, LONDON, W.C.1 (/) GREAT BRITAIN AND U. S. A. - BRITISH BUILT. A stamp on the press reads: 5390.
- References:
- M. Campbell-Kelly, ICL: A Business and Technical History, Oxford: Clarendon Press, 1989.
- H. Hollerith, "Quick Setting Press," U. S. Patent 1,193,390, August 1, 1916. The machine shown in this patent has levers for setting the pins. This is not true with this object.
- Location
- Currently not on view
- date made
- 1920s
- maker
- British Tabulating Machine Company
- ID Number
- MA.320563
- accession number
- 241402
- catalog number
- 320563
- Data Source
- National Museum of American History
-
Model Relating to Powers Tabulating Equipment
- Description
- The wooden base of this model holds a metal container with a paper punch card that fits in it. A metal piece swings from a crosspiece above the card. The base also holds supports for another metal crosspiece. Three metal pieces rotate with this crosspiece. The base also holds two larger, facing metal rectangles. One rectangle has a plastic piece screwed to the top.
- A mark on the right side of the punch card reads: POWERS ACCOUNTING MACHINE COMPANY (/) ACCOUNTS PAYABLE. A mark on the left side of the punch card reads: P1384. The punched holes are round.
- A piece of paper pasted to the top of the base reads: This model represents my new (/) invention of a tabulator in connec- (/) tion with perforated cards, elimina- (/) ting a pin box of 540 pins and sub- (/) stitution forty-five levers instead. (/) Also eliminating connection box, with (/) both of these improvements the speed (/) will be doubled and such machine will (/) be small in size, cheaper to build, (/) more flexible and easier to manipulate. (/) August 19, 1924 (/) James Powers. Also signing the document were Fred J. Dole, Charles E. Whiteman and Achilles Rovegno, all of whom had associations with Francis H. Richards of New York, Powers’s patent attorney.
- No patent corresponding to this invention has been found.
- Location
- Currently not on view
- date made
- 1924
- maker
- James Powers
- ID Number
- 1991.0871.03
- accession number
- 1991.0871
- catalog number
- 1991.0871.03
- Data Source
- National Museum of American History
-
Punch Card Probe
- Description
- This cylindrical metal stainless steel rod is about 8" long and resembles a crochet hook. The metal is serrated along the middle part of the rod. One end is hooked, the other is flattened and U-shaped. The donor worked with tabulating machines and then computer equipment from the 1940s into at least the 1960s.
- Reportedly the hook was used to line up punched cards and the flattened end to complete holes that had not punched properly.
- Location
- Currently not on view
- date made
- ca 1950
- 1950, roughly
- ID Number
- 2006.3088.01
- nonaccession number
- 2006.3088
- catalog number
- 2006.3088.01
- Data Source
- National Museum of American History
-
Tabulating Machine Component, Control Panel for an IBM 403 Tabulating Machine
- Description
- By the late 1940s, the calculations and printout of IBM accounting machines were determined by setting a plugboard like this one and then feeding in data punched on cards. This control panel was used specifically in an IBM 403 tabulating machine, a device introduced in the late 1940s and distributed at least into the late 1960s.
- The object has a rectangular metal frame with a metal handle on one of the long edges. It is divided into three sections, each containing a plastic circuit board with numerous holes. Many colorful plastic and cloth-coated wires are plugged into the holes. The board is wired for calculating invoices.
- A red tag attached under the handle reads: 403 INVOICE. A tag glued under the panel reads: MFG. BY (/) MAC PANEL (/) COMPANY. This tag also reads: HIGH POINT (/) N. C. and: TYPE 913. A mark stamped at the bottom of one circuit board reads: TYPE 402-403 22573 PRINTED IN USA.
- According to the company website, MAC Panel Company was founded in High Point in 1958.
- This example came from a programmer who worked with punch card equipment and computers from 1940 until 1985.
- References:
- IBM, IBM 402, 403 and 419 Accounting Machine Manual of Operation, New York: IBM, 1953, pp. 4–7. This is 2006.3088.03.20.
- Accession file.
- M. Campbell-Kelly, ICL: A Business and Technical HistoryOxford: Clarendon Press, 1989, pp. 90–92.
- Location
- Currently not on view
- date made
- ca 1960
- maker
- International Business Machines Corporation
- MAC Panel Company
- ID Number
- 2006.0174.01
- accession number
- 2006.0174
- catalog number
- 2006.0174.01
- Data Source
- National Museum of American History
-
Powers Tabulating Machine Component
- Description
- This very small section of a Powers tabulating machine comes from the adding machine part of the device. It consists of two shaped metal pieces held together by a rivet such that one swings freely. It has no maker’s marks.
- Reference:
- Powers Accounting Machine Corporation, Powers Tabulating Equipment, Book 3, New York: Powers Accounting Machine Corporation, 1923, Plate 507, Plate 607 (AM Sec 150). This document is 1992.3215.03.
- Location
- Currently not on view
- date made
- 1920s
- maker
- Powers Accounting Machine Corporation
- ID Number
- 1991.3180.01
- nonaccession number
- 1991.3180
- catalog number
- 1991.3180.01
- Data Source
- National Museum of American History
-
IBM Punch Card Gauge
- Description
- This gray metal instrument checked the "registration" or alignment of a card punch. Its surface is marked and numbered like an IBM punch card, with 80 columns of numbers. A sample punched card, held in place by three protrusions, fit over the surface and was compared to the rectangles below. Machines out of registration could then be reported.
- A mark on the bottom reads: MFG. BY I.B.M. Another mark there reads: GAUGE CARD FACE UP.
- The device fits in a brown cardboard envelope that is covered with cellophane. A mark on the envelope reads: 450550.
- This is a gauge for an IBM 5081 punch card and a related card punch. It was used at the University of Pittsburgh in Professor Robert A. McConnell’s research on parapsychology.
- For a related card, see 1990.0113.03.
- Reference:
- Accession File.
- Location
- Currently not on view
- date made
- 1960s
- maker
- IBM
- ID Number
- 1990.0113.01
- catalog number
- 1990.0113.01
- accession number
- 1990.0113
- Data Source
- National Museum of American History
-
Powers Tabulating Equipment Component
- Description
- This component consists of two aluminum pieces that hold ten parallel flexible rods. It may have served as a flexible connector for Powers Accounting Machine Company equipment.
- A mark stamped on one of the pieces reads: 1---U. Several letters scratched on the other piece read: 1Y J-POWERS. A mark scratched on the other side of this piece reads: 1914.
- Reference:
- William W. Lasker, "Flexible-Connection Box," U.S. Patent 1,311,565, June 24, 1919.
- Location
- Currently not on view
- date made
- ca 1914
- maker
- James Powers
- ID Number
- 1991.0871.02
- accession number
- 1991.0871
- catalog number
- 1991.0871.02
- Data Source
- National Museum of American History
-
Powers Tabulating Machine Components
- Description
- This object consists of two identical shaped steel pieces from the printer section of a Powers tabulating machine. Each carries ten pieces of type that fit into the arch of the piece. At the top is a 0, at the bottom a 9.
- Powers took out patents for tabulating machines in the early 20th century. These pieces are similar but not identical to those shown in patents of 1917 and 1921, and to pieces from a Powers Accounting Machine Corporation parts catalog from 1923. They are more similar to drawings in a patent filed in 1926 by Joseph R. Merkle and assigned to Remington Rand, Inc., the successor firm to Powers Accounting Machine Company.
- References:
- Powers Accounting Machine Corporation, Powers Tabulating Equipment, Book 3, New York: Powers Accounting Machine Corporation, 1923, Plate 507, Plate 510. This document is 1992.3215.03.
- James Powers, "Tabulator-Printer for Statistical Purposes," U.S. Patent 1,245,502, November 6, 1917.
- James Powers, "Combined Perforating and Printing Tabulator Mechanism," U.S. Patent 1,388,299, August 23, 1921.
- Joseph R. Merkle, "Tabulating Machine," U.S. Patent 1,884,072, October 25, 1932. This patent was filed March 27, 1926.
- Location
- Currently not on view
- date made
- ca 1926
- ID Number
- 1991.3180.02
- nonaccession number
- 1991.3180
- catalog number
- 1991.3180.02
- Data Source
- National Museum of American History
-
Leaflet, Complete Data Processing with Modern Punched-Card and Computer Facilities UNIVAC Service Centers
- Description
- This is one of a series of illustrated publications associated with Univac Service Centers. It describes generally the staffed and equipped centers created to make Univac tabulating equipment and mainframe electronic computers available to a range of users. The Remington Rand Univac form number is U1750.
- Location
- Currently not on view
- author
- Remington Rand Univac. Division of Sperry Rand
- ID Number
- 1997.3012.04.19
- catalog number
- 1997.3012.04.19
- nonaccession number
- 1997.3012
- Data Source
- National Museum of American History
-
Hollerith Tabulating Machine
- Description
- During the 1880s the engineer Herman Hollerith devised a set of machines for compiling data from the United States Census. Hollerith's tabulating system included a punch for entering data about each person onto a blank card, a tabulator for reading the cards and summing up information, and a sorting box for sorting the cards for further analysis. The tabulator is shown at the center in the photograph.
- Hollerith's tabulating system won a gold medal at the 1889 World's Fair in Paris, and was used successfully the next year to count the results of the 1890 Census. His inventions formed the starting point of a company that would become IBM.
- Location
- Currently not on view
- maker
- Hollerith, Herman
- ID Number
- MA.312895
- accession number
- 171118
- catalog number
- 312895
- Data Source
- National Museum of American History
-
Punch Card Used at the Southern Railway Company
- Description
- Herman Hollerith began manufacturing tabulating machines to compile statistics to the U.S. Bureau of the Census. The nation only compiles a census every ten years, so Hollerith sought business from foreign governments and from commercial customers.
- As early as 1895, the New York Central began using tabulating equipment to track goods moved by the railroad. Hollerith radically redesigned the punch card, putting information in columns with the numbers from 0 to 9. Several columns of numbers comprised a field, which contained information on a single matter. By 1907, the Central was an established customer and other railroads adopted machine accounting. The Southern Railway Company used this 45-column card. It has fields for the date, the receiving station, the waybill number, the code, the forwarding station, the junction point, "Com.", "C.L.", freight, charges, and prepaid amounts.
- Reference:
- G. D. Austrian, Herman Hollerith: Forgotten Pioneer of Information Processing, New York: Columbia University Press, 1982, pp. 111–141, 250–251.
- Location
- Currently not on view
- date made
- ca 1910
- 1910, roughly
- 1910 roughly
- maker
- Tabulating Machine Company
- ID Number
- MA.317982.01
- accession number
- 317982
- catalog number
- 317982.01
- Data Source
- National Museum of American History
-
Counter from a Hollerith Tabulating Machine
- Description
- This is a single counter from a Hollerith tabulating machine. It has square brass pieces on top and bottom, with a brass mechanism in between. A paper-covered metal dial on top is divided around the edge into 100 equal parts. Two hands are on the face of the dial. Advancing the small hand by 100 (one revolution) advances the large hand by one. Hence the counter can read up to 9,999.
- A mark around the center of the dial reads: THE HOLLERITH (/) ELECTRIC TABULATING SYSTEM (/) PATENTED, 1889.
- Compare to the dials on MA.312895.
- Location
- Currently not on view
- date made
- ca 1890
- ID Number
- MA.335638
- catalog number
- 335638
- accession number
- 1977.0114
- Data Source
- National Museum of American History
-
Wiring Diagram Removed from Card Punch
- Description
- This diagram was removed from a Remington Rand card punch with museum number MA.336297.
- Location
- Currently not on view
- ID Number
- MA.305981.06.01
- accession number
- 1973305981
- catalog number
- 305981.06.01
- Data Source
- National Museum of American History
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