Burroughs Passbook Machine #1

Burroughs Passbook Machine #1

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Description
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.
Location
Currently not on view
Object Name
adding machine
date made
ca 1930
maker
Burroughs Adding Machine Company
place made
United States: Michigan, Detroit
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
ID Number
1982.0794.15
accession number
1982.0794
catalog number
1982.0794.15
Credit Line
Gift of Burroughs Corporation
subject
Mathematics
See more items in
Medicine and Science: Mathematics
Science & Mathematics
Adding Machines
Data Source
National Museum of American History

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