Marchant Model G-8EFA Calculating Machine (Figuremaster)

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This full-keyboard, proportional gear non-printing electric calculating machine has a metal case painted blue-green with a metal keyboard painted gray, and eight columns of green and white plastic keys. At the bottom of each column is a tabulator set key These tab keys are numbered from 1 on the right to 8 on the left.
Right of the number keys are a small on-off switch; division, line up, and stop keys; subtraction and addition bars; a non-shift key; a repeat key; a negative multiplication bar; and two carriage shift keys. In front of these are clearance keys for the tab set, the keyboard, and the dials. Right of these is a column of ten keys for automatic multiplication. Above the number keys is a row of eight windows to show a number set up.
Behind the entry register is a movable carriage with an 16-window result register and an eight-window revolution register. The motor is at the back of the machine, inside the case. The machine presently has no cord.
A mark on the bottom of the machine and scratched on the front reads: G8EFA 394253. A paper tag attached to the bottom reads in part: MARCHANT. It also reads in part: Figuremaster
The Marchant Model 8EFA sold from at least 1951 until at least 1958.
Currently not on view
date made
Marchant Calculating Machine Company
place made
United States: California, Oakland
Physical Description
paper (overall material)
metal (overall material)
plastic (overall material)
rubber (overall material)
overall: 22 cm x 34.2 cm x 41 cm; 8 21/32 in x 13 15/32 in x 16 5/32 in
ID Number
accession number
maker number
catalog number
Credit Line
Gift of SCM Corporation, Business Equipment Division
See more items in
Medicine and Science: Mathematics
Science & Mathematics
Calculating Machines
Data Source
National Museum of American History


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