Burroughs Class 6 Adding Machine Section

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This model of a section of a Burroughs Class 6 adding machine has a steel frame painted black with one glass side and a clear plastic case along the other side. It has a single column of nine round black plastic keys. The mechanism operates. Two red keys are at the top.
The metal handle is on the right side. The section has a steel support that is glued to a wooden base. The mechanism that holds the paper tape has no paper tape and is detached from the section. Three other loose parts are included. A metal tag attached to the object reads: DONATED TO (/) The Smithsonian Institution (/) by (/) Burroughs Corporation.
The Burroughs Class 6 was introduced in 1913. This is Model #270 from the Patent Division of Burroughs Corporation.
Currently not on view
date made
ca 1913
Burroughs Adding Machine Company
place made
United States: Michigan, Detroit
Physical Description
plastic (overall material)
metal (overall material)
wood (overall material)
glass (overall material)
overall: 45.2 cm x 27 cm x 39 cm; 17 25/32 in x 10 5/8 in x 15 11/32 in
ID Number
catalog number
accession number
Credit Line
Gift of Burroughs Corporation
See more items in
Medicine and Science: Mathematics
Science & Mathematics
Adding Machines
Data Source
National Museum of American History


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