Burroughs Adding Machine


This full-keyboard printing electric adding machine has a tan metal case and plastic keys. The keyboard includes (going from left to right):

1. A column of 12 keys labeled with three-letter abbreviations for the months of the year.

2. Two columns of digit keys, each having the digits from 1 to 9.

3. One column of nine keys with abbreviations for various financial transactions such as BAL, J/E, C/R, and P/J.

4. Nine columns of digit keys, each having the digits from 1 to 9.

5. Two columns of function keys and bars.

The printing mechanisms are at the back of the machine. Nine of the fifteen type bars print the result. The other six indicate dates and special characters.

The machine is marked on the back: Burroughs. A red paper tag attached to it reads: PATENT DEPT. (/) 338. A small metal tag attached to the back reads: SERIES P (/) BURROUGHS CORPORATION. . . . The machine is marked on the front in pencil: Transfer totals. A metal tag attached to the object reads: DONATED TO (/) The Smithsonian Institution (/) by (/) Burroughs Corporation.

The Burroughs Series P was introduced in 1950.

Date Made: ca 1950

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: 1982.0794.86Catalog Number: 1982.0794.86Accession Number: 1982.0794

Object Name: adding machine

Physical Description: plastic (overall material)metal (overall material)Measurements: overall: 22.1 cm x 32 cm x 47.5 cm; 8 11/16 in x 12 19/32 in x 18 11/16 in

Guid: http://n2t.net/ark:/65665/ng49ca746b2-46f3-704b-e053-15f76fa0b4fa

Record Id: nmah_694216

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