Burroughs Class 7 Bookkeeping Machine
date: label: date made
content: after 1920
name: label: maker
content: Burroughs Adding Machine Company
notes: label: Description
content: This direct multiplication, printing, electric billing machine comes from the collection of the Burroughs Adding Machine Company Patent Department.
label: Description
content: The machine has a metal frame painted black. At the front are two rows of keys that control the computing mechanism. The machine has only one set of digit keys. These keys are of white or brightly colored plastic. Behind these two rows of keys are four rows of typewriter keys used to type descriptions and other information. These keys appear to have metal stems and edges, with plastic tops. The “uppercase” keys are not conventional uppercase letters. A wide carriage is above and behind the keyboards, and further mechanism behind it. The machine has a motor below, and a box of parts is crated with it.
label: Description
content: The machine is marked on a red paper tag attached to it: PATENT DEPT. (/) #28. It is marked on the case above the keyboard and at the back: Burroughs.
label: Description
content: Compare Burroughs Moon-Hopkins billing machine. This machine is not identical to it or to 1982.0794.37.
label: Description
content: Reference:
label: Description
content: J. H. McCarthy, <I>The American Digest of Business Machines</I>, Chicago: American Exchange Service, 1924, pp. 427–432.
label: Location
content: Currently not on view
place: label: place made
content: United States: Michigan, Detroit
topic: label: Subject
content: Mathematics
label: Subject
content: Business
setName: label: See more items in
content: Medicine and Science: Mathematics
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content: Bookkeeping Machines
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content: Science & Mathematics
creditLine: label: Credit Line
content: Gift of Burroughs Corporation
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: 1982.0794.01
label: accession number
content: 1982.0794
label: catalog number
content: 1982.0794.01
objectType: label: Object Name
content: bookkeeping machine
physicalDescription: label: Physical Description
content: metal (overall material)
label: Physical Description
content: rubber (overall material)
label: Physical Description
content: plastic (overall material)
label: Measurements
content: overall: 34 cm x 65 cm x 60 cm; 13 3/8 in x 25 19/32 in x 23 5/8 in