Burroughs Passbook Machine #1


This full-keyboard printing electric adding machine has a steel mechanism, a carriage, a keyboard with red, black and white plastic keys, a handle, and a paper tape holder. It is the model for a machine used to enter dates and numbers into a bank passbook.

There is no outer casing. There are nine columns of round, color-coded black and white keys numbered from 1 up to 9 in each column. Right of the number keys is a column of keys for subtotal, total, number, repeat, and error. Left of the number keys is a column of red keys that indicates the type of transaction. The machine has a wide carriage (12 inches) and 11 type bars in a printing mechanism. Four type wheels which can be set to a month, day, and year. The ribbon is black.

A red paper tag attached to the object reads: PATENT DEPT. (/) #70. A metal tag attached to the object reads: B.A.M.CO. (/) MODEL (/) N0899. The machine was model #70 in the collection of the Patent Division of Burroughs Corporation.

Date Made: ca 1930

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: 1982.0794.15Accession Number: 1982.0794Catalog Number: 1982.0794.15

Object Name: adding machine

Physical Description: plastic (overall material)steel (overall material)Measurements: overall: 26.6 cm x 43 cm x 43 cm; 10 15/32 in x 16 15/16 in x 16 15/16 in

Guid: http://n2t.net/ark:/65665/ng49ca746a5-13c3-704b-e053-15f76fa0b4fa

Record Id: nmah_690323

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