Counter from a Hollerith Tabulating Machine
date: label: date made
content: ca 1890
notes: label: Description
content: This is a single counter from a Hollerith tabulating machine. It has square brass pieces on top and bottom, with a brass mechanism in between. A paper-covered metal dial on top is divided around the edge into 100 equal parts. Two hands are on the face of the dial. Advancing the small hand by 100 (one revolution) advances the large hand by one. Hence the counter can read up to 9,999.
label: Description
content: A mark around the center of the dial reads: THE HOLLERITH (/) ELECTRIC TABULATING SYSTEM (/) PATENTED, 1889.
label: Description
content: Compare to the dials on MA.312895.
label: Location
content: Currently not on view
place: label: place made
content: United States: District of Columbia, Washington
topic: label: web subject
content: Mathematics
setName: label: See more items in
content: Medicine and Science: Mathematics
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content: Computers & Business Machines
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content: Tabulating Equipment
creditLine: label: Credit Line
content: Gift of the Estate of Herman Hollerith, Jr.
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: MA.335638
label: catalog number
content: 335638
label: accession number
content: 1977.0114
objectType: label: Object Name
content: counter
physicalDescription: label: Physical Description
content: paper (overall material)
label: Physical Description
content: brass (overall material)
label: Measurements
content: overall: 7.5 cm x 7.5 cm x 6 cm; 2 15/16 in x 2 15/16 in x 2 3/8 in