Burroughs Model 9 Adding Machine

Description:

This full-keyboard manually operated printing adding machine has a metal frame painted black, a metal mechanism and handle, a green felt keyboard, and a glass front. There are six columns of number keys, with nine keys in each column. Some plastic key covers are missing. There are non-add, subtotal, and total keys. The sum appears on number wheels visible through the glass front of the machine and prints on a 2-1/2 inch paper tape at the back which is not visible. The machine is marked on the front: BURROUGHS (/) DETROIT, MICHIGAN. It is also marked there: No.6-157907.

Alfred Harrell, the donor of the machine, was a Smithsonian photographer.

Date Made: 1912

Maker: Burroughs Adding Machine Company

Location: Currently not on view

Place Made: United States: Michigan, Detroit

Subject: Mathematics

Subject:

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

Exhibition:

Exhibition Location:

Credit Line: Gift of Al Harrell

Data Source: National Museum of American History

Id Number: 1981.0368.01Accession Number: 1981.0368Catalog Number: 1981.0368.01

Object Name: adding machine

Physical Description: plastic (overall material)metal (overall material)wood (overall material)glass (overall material)Measurements: overall: 31.5 cm x 23.5 cm x 39 cm; 12 13/32 in x 9 1/4 in x 15 11/32 in

Guid: http://n2t.net/ark:/65665/ng49ca746a4-fee4-704b-e053-15f76fa0b4fa

Record Id: nmah_690204

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