Dalton Super Model Adding Machine

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This ten-key listing electric adding machine has a metal frame painted black. There are two rows of white number keys, with the complements of numbers indicated. aanon-add, multiply, backspace, and subtract keys are around the sides of the number keys. A correction bar and place indicator are above the keyboard. Total and subtotal keys are to the right of a silver-colored window above the keyboard. Behind are the printing mechanism and a wide carriage. At presnt, the machine lacks a ribbon, but there is residue of a two-color ribbon. The operating crank is on the right side, and the motor below. One may enter numbers up to nine digits long.
The machine is marked on the carriage: Dalton (/) ADDING, (/) LISTING AND (/) CALCULATING MACHINE. It is marked at the front: Dalton (/) CINCINNATI, OHIO. (/) U.S.A. The serial number under the crank is: NO107591.
The machine sits on a black base (1984.0492.02), which is on a metal stand with a wooden drop leaf. The stand has museum number 1984.0492.03 and serial number 815667. Dimensions for machine, base, and stand are 60 cm. w. x 57 cm. d. x 110.5 cm. h. Dimensions of stand with kick stand down are 59 cm. w. x 48.5 cm. d. x 80 cm. h. The stand has four rubber wheels.
Compare 1986.0977.01.
J. H. McCarthy, The American Digest of Business Machines, Chicago: American Exchange Service, 1924, p. 536.
Currently not on view
date made
1921 or 1922
Dalton Adding Machine Company
place made
United States: Ohio, Cincinnati
Physical Description
metal (overall material)
wood (overall material)
paper (overall material)
plastic (overall material)
overall: 33.2 cm x 36 cm x 36.5 cm; 13 1/16 in x 14 3/16 in x 14 3/8 in
overall: 22 in x 34 in x 58 in; 55.88 cm x 86.36 cm x 147.32 cm
ID Number
accession number
maker number
catalog number
Credit Line
Gift off Arthur E. Tarantino
See more items in
Medicine and Science: Mathematics
Science & Mathematics
Adding Machines
Data Source
National Museum of American History


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