Dalton Adding Machine

Description
This ten-key printing manually operated adding machine is on a stand of tubular steel with antique bronze finish. The machine has a black metal case with ten white plastic number keys arranged in two rows. Complementary digits are indicated on the keys. There also are DESIGNATING, REPEAT, TOTAL, and CORRECTION keys, and a long black unmarked key. One additional key missing. The place indicator is above the keyboard. The printing mechanism, a red and black ribbon, and a wide carriage are behind it. Themachine has a holder for a paper tape, but no paper tape. The handle is on the right side. The cover is in the case. The stand has no wheels. The stand alone measures 54.5 cm. w. x 49 cm. d. x 67 cm. h. The machine alone measures 34.1 cm. w. x 36 cm. d. x 31 cm. h.
The machine is marked on the case: Dalton (/) ADDING, (/) LISTING AND (/) CALCULATING MACHINE. The serial number, given on a tag on the back, is: No. 50995. A metal label attached to the front of the machine reads: Dalton (/) ADDING (/) MACHINE (/) CO., CINCINNATI, OHIO (EAST NORWOOD) Pat. Sept. 24, 1912, No. 1039130. It also reads: Pat. Dec. 31, 1912, No. 1049057; Pat. Dec. 31, 1912, No. 1049093. It also reads: OTHER PATENTS ISSUED and PENDING.
Location
Currently not on view
date made
ca 1919
maker
Dalton Adding Machine Company
place made
United States: Ohio, Cincinnati
Physical Description
metal (overall material)
rubber (overall material)
plastic (overall material)
Measurements
overall: 105.5 cm x 54.5 cm x 49 cm; 41 17/32 in x 21 15/32 in x 19 9/32 in
ID Number
MA.328426
accession number
272529
maker number
50995
catalog number
328426
Credit Line
Gift of Melissa Ann Woodring
subject
Mathematics
See more items in
Medicine and Science: Mathematics
Science & Mathematics
Adding Machines
Data Source
National Museum of American History, Kenneth E. Behring Center

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