Burroughs Class 4 Adding Machine Section

This adding machine model has a metal mechanism with a black metal case and handle, a metal brace, and a dark brown wooden base. The case is open on one side. The single column of black plastic keys has keys numbered 1 to 9. The keyboard is painted dark green. There is a white repeat key, part of a carriage, a paper tape holder, a compartment for one reel of a ribbon, and two numeral wheels. The model has a metal support that attaches to a wooden base.
A metal tag attached to the object reads: DONATED TO (/) The Smithsonian Institution (/) by (/) Burroughs Corporation.
The Burroughs Class 4 was introduced in 1912. This is model #244 from the Patent Division of Burroughs Corporation.
Currently not on view
Object Name
adding machine section
date made
ca 1912
Burroughs Adding Machine Company
Physical Description
plastic (overall material)
metal (overall material)
wood (overall material)
paper (overall material)
overall: 46 cm x 49.8 cm x 21.6 cm; 18 1/8 in x 19 19/32 in x 8 1/2 in
place made
United States: Michigan, Detroit
ID Number
catalog number
accession number
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
Gift of Burroughs Corporation
Additional Media

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