Electromechanical Computer Component, ASSC Mark I Constant Register
date: label: Date made
content: 1944
name: label: maker
content: IBM
label: maker
content: Harvard University
notes: label: Description
content: This is a component of the IBM Automatic Sequence Controlled Calculator (ASCC), known otherwise as the Harvard Mark I. It consists of fifteen rows of manually set ten-pole switches, combining three modular panels. There are twenty-four switches per row (representing 23 digits and 1 algebraic sign). A mark on a label reads: CONSTANT REGISTERS (/])Constant values needed for the com- (/) putation of a given problem were set up (/) by these switches. Another mark reads: 46.
label: Location
content: Currently not on view
place: label: place made
content: United States: Massachusetts, Cambridge, Harvard University
topic: label: Subject
content: Mathematics
setName: label: See more items in
content: Medicine and Science: Mathematics
label: See more items in
content: Computers & Business Machines
creditLine: label: Credit Line
content: Gift of President and Fellows of Harvard University
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: MA.323577
label: accession number
content: 248831
label: catalog number
content: 323577
objectType: label: Object Name
content: Computer Component
label: Object Name
content: Electromechanical Computer Component
physicalDescription: label: Measurements
content: overall: 76 cm x 112 cm x 10 cm; 29 15/16 in x 44 1/8 in x 3 15/16 in