Burroughs Class 9 Subtractor


This model of a section of a Burroughs Class 9 adding machine has a steel mechanism in a steel framework painted brown. It has one column of black plastic number keys, and one column of red and white plastic function keys. There is part of a carriage, part of a printing mechanism, and a place for one spool of a ribbon. The mechanism is on a metal support that fits into a wooden stand. There is no cover for the sides.

The Burroughs Class 9 was introduced in 1926. This is model #241 Patent Division of Burroughs Corporation, although there is no departmental tag. A metal tag attached to the object reads: DONATED TO (/) The Smithsonian Institution (/) by (/) Burroughs Corporation.

Date Made: ca 1926

Maker: Burroughs Adding Machine Company

Location: Currently not on view

Place Made: United States: Michigan, Detroit

Subject: Mathematics

See more items in: Medicine and Science: Mathematics, Adding Machines, Science & Mathematics


Exhibition Location:

Credit Line: Gift of Burroughs Corporation

Data Source: National Museum of American History

Id Number: 1982.0794.51Catalog Number: 1982.0794.51Accession Number: 1982.0794

Object Name: adding machine section

Physical Description: plastic (overall material)metal (overall material)wood (overall material)paper (overall material)Measurements: overall: 46 cm x 25 cm x 38 cm; 18 1/8 in x 9 27/32 in x 14 31/32 in

Guid: http://n2t.net/ark:/65665/ng49ca746a5-10d7-704b-e053-15f76fa0b4fa

Record Id: nmah_694156

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