Standard Model B Adding Machine

Description
This ten-key printing adding machine has a cast-iron frame painted black, with ten black plastic numeral keys across the front (two of these keys are missing) and nine red and white plastic unmarked order keys behind these. There is a large metal key on the left side, and a key stem (without cover) below. The paper tape holder is behind the keys (there is no paper tape), the printing mechanism behind it, and the adding mechanism behind this. Missing front and two sides, crank, three key covers, ribbon. The machine has serial number 6044. It was transferred to the Smithsonian from the U.S. Department of Commerce.
The machine is marked on a tag screwed to the top: No. 6044 (/) STANDARD ADDING MACHINE Co (/)] ST LOUIS, Mo U.S.A. (/) PATENTED MAR. 3’ 1891 (/) MAR. 27’ 1894 (/) OTHER PATENTS PENDING. It is marked on the back: ACCURACY (/) SUPREMACY; PATENTED (/) MARCH 3rd 1891 (/) MARCH 27th 1894 (/) OCTOBER 8th 1901 (/) OTHER PATENTS PENDING
References:
E. Martin, The Calculating Machines (Die Rechenmaschinen), trans. P. A. Kidwell and M. R. Williams, Cambridge: MIT Press, 1992, pp. 143,144; Brunsviga catalog Zaz 1903-1 (No. 5828).
A. C. Ludlam, “Adding and Writing Machine,” U.S. Patent 384372, June 12, 1888 - reissue March 3, 1891.) and 517383 William W. Hopkins, “Adding, Subtracting, and Recording Machine,” U.S. Patent 517383, March 27, 1894 - assigned to Standard Adding Machine Co. of St. Louis at time of issue.
Location
Currently not on view
Object Name
adding machine
date made
1907
maker
Standard Adding Machine Company
Physical Description
steel (overall material)
iron (overall material)
plastic (overall material)
Measurements
overall: 20.6 cm x 22 cm x 34.5 cm; 8 1/8 in x 8 21/32 in x 13 19/32 in
place made
United States: Missouri, St. Louis
ID Number
1979.0806.01
maker number
6044
accession number
1979.0806
catalog number
1979.0806.01
subject
Mathematics
Science & Mathematics
Adding Machines
See more items in
Medicine and Science: Mathematics
Adding Machines
Data Source
National Museum of American History, Kenneth E. Behring Center
Credit Line
Transfer from US Department of Commerce
Additional Media

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