Friden Model 1150 Desktop Electronic Calculator

Friden Model 1150 Desktop Electronic Calculator

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This electronic calculator was introduced by the Friden Division of Singer Company in 1968. It was the first printing calculator sold by that company. The instrument has an array of nine square plastic keys for entering digits as well as a zero bar and a decimal point bar. Right of the digit keys are addition and subtraction keys. Left are other function keys. Above these keys are memory, clearance and duplication keys. At the top left is a place for a paper tape.
A mark on the front of the calculator reads: Friden. Another mark there reads: 1150 ELECTRONIC PRINTING CALCULATOR. According to the accession file, the machine has serial number 532. According to contemporary newspaper advertisements, it sold for $1,495 at a time when rival electronic printing calculators cost between $2,250 and $3,800.
Accession File.
[Advertisement], Washington Post, March 19 1968, p. 23.
[Advertisement], New York Times, February 27 1968, p. 68.
Currently not on view
Object Name
electronic calculator
date made
Friden, Inc.
place made
United States: California, San Leandro
Physical Description
plastic (overall material)
metal (overall material)
overall: 40 1/2 in x 16 in x 21 1/4 in; 102.87 cm x 40.64 cm x 53.975 cm
ID Number
catalog number
accession number
Credit Line
Gift of The Singer Company, Friden Division
See more items in
Medicine and Science: Computers
Desktop Electronic Calculators
Computers & Business Machines
Data Source
National Museum of American History
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