Monroe Model LA5-160 Calculating Machine
date: label: date made
content: 1940
name: label: maker
content: Monroe Calculating Machine Company
notes: label: Description
content: This compact full-keyboard electric non-printing and modified stepped drum calculating machine has a steel frame with rounded corners painted mottled dark green. The steel plate under the keyboard is painted light green. The eight columns of white plastic keys have nine keys in each column. Between the columns of keys, and under the green plate, are metal rods visible through windows in the plate. These serve as decimal markers.
label: Description
content: To the right of the number keys are the subtraction and addition bars, two red buttons, one of which is marked R, and a red clearance key. Left of the keyboard is a lever with a red plastic top. In back of the keyboard is the carriage, with 16 result dials and eight revolution register dials. A crank with a wooden handle for clearing the carriage is on its right side and another one for shifting the carriage at the front. The machine has four rubber feet. A gray rubber electric cord plugs into the back, and a light gray cover fits over the object.
label: Description
content: A mark on the front of the machine and on the cord reads: MONROE. A mark on the back reads: MONROE (/) REGISTERED TRADE MARK (/) HIGH SPEED ADDING CALCULATOR. The serial number, scratched on the underside of the carriage on the left, is 250245. The cover is marked: MONROE li.
label: Description
content: This machine was used to keep the financial records of the Friends Meeting of Washington. Date deduced from serial number.
label: Description
content: Compare MA.335424 and MA.334385.
label: Description
content: References:
label: Description
content: Accession file.
label: Description
content: National Office Machine Dealer’s Association, <I>Blue Book</I>, May, 1975, as compiled by Office Machine Americana, January, 2002.
label: Location
content: Currently not on view
place: label: place made
content: United States: New York, New York City
topic: label: Subject
content: Mathematics
setName: label: See more items in
content: Medicine and Science: Mathematics
label: See more items in
content: Calculating Machines
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content: Science & Mathematics
creditLine: label: Credit Line
content: Gift of Friends Meeting of Washington
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: MA.335235
label: catalog number
content: 335235
label: accession number
content: 314611
objectType: label: Object Name
content: calculating machine
physicalDescription: label: Physical Description
content: wood (overall material)
label: Physical Description
content: aluminum (overall material)
label: Physical Description
content: plastic (overall material)
label: Physical Description
content: steel (overall material)
label: Physical Description
content: rubber (overall material)
label: Measurements
content: overall: 16.3 cm x 29 cm x 28 cm; 6 13/32 in x 11 13/32 in x 11 1/32 in