Punch Cards used with a PDP-9 Minicomputer
date: label: date made
content: 1968
name: label: maker
content: IBM
notes: label: Description
content: In the mid-1960s, the Computer Science Department at RAND Corporation turned its attention to developing computer graphics. A set of programs written in the programming language FORTRAN for the PDP-9 minicomputer were used to plot contour lines useful in determining the line of sight for microwave radiation emitted from a given point on a map.
label: Description
content: This group of cards is labeled: Last version using SC4020 plot routine. The cards have the data for a FORTRAN program with non-accession number 1990.3046.10. Theys are white with a green border along the top. A mark on the first card reads: $IBFTC CLAQR REF.
label: Description
content: The SC4020 was a computer-controlled microfilm printer and plotter produced by the Stromberg-Carlson Corporation. It was one of the first devices sold specifically to visualize computer calculations.
label: Location
content: Currently not on view
place: label: Place Made
content: United States: California, Santa Monica
topic: label: Subject
content: Mathematics
setName: label: See more items in
content: Medicine and Science: Computers
label: See more items in
content: Computers & Business Machines
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content: Punch Cards
creditLine: label: Credit Line
content: Gift of Paul Baran and W. L. Doyle
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: 1990.3046.07
label: catalog number
content: 1990.3046.07
label: nonaccession number
content: 1990.3046
objectType: label: Object Name
content: punched cards, set of
physicalDescription: label: Physical Description
content: paper (overall material)
label: Measurements
content: overall: 8.3 cm x 18.8 cm x 6 cm; 3 1/4 in x 7 3/8 in x 2 3/8 in