Addicalco Adding Machine
date: label: date made
content: 1949
name: label: maker
content: A. C. C. A.
notes: label: Description
content: This full-keyboard key-driven non-printing adding machine has a gray case. White and green plastic keys have complementary digits indicated on each key. Keys representing even digits are flat, and those representing odd numbers are indented. In front of these keys is a horizontal row of keys numbered from 8 to 1 going left to right. In front of these is a row of eight levers used as decimal markers for the result, which appears in a row of nine windows at the very front. The zeroing lever is right of the keyboard. In back of it is a red key.
label: Description
content: The machine is marked on the top: Addicalco. It is marked on the front: H A*C*C*A MILANO (/) MADE IN ITALY. It is marked at the back of the keyboard with serial number: 49-003725. This is model #306 from the Patent Division of Burroughs Corporation.
label: Description
content: The firm ACCA was founded in Milan after World War II and began manufacturing an adding machine called the Addicalco on the pattern of the model J Comptometer. This is a somewhat later version of the Addicalco, the model 49, from about 1949.
label: Description
content: Compare MA.323644, MA.309393 and MA.328128.
label: Location
content: Currently not on view
place: label: place made
content: Italy: Lombardy, Milan
topic: label: Subject
content: Mathematics
setName: label: See more items in
content: Medicine and Science: Mathematics
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content: Adding Machines
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content: Science & Mathematics
creditLine: label: Credit Line
content: Gift of Burroughs Corporation
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: 1982.0794.80
label: accession number
content: 1982.0794
label: catalog number
content: 1982.0794.80
objectType: label: Object Name
content: adding machine
physicalDescription: label: Physical Description
content: steel (overall material)
label: Physical Description
content: rubber (overall material)
label: Physical Description
content: plastic (overall material)
label: Measurements
content: overall: 15 cm x 25 cm x 38 cm; 5 29/32 in x 9 27/32 in x 14 31/32 in