IBM 5081 Punch Card Used with Punch Card Gauge

Description
This standard eighty-column paper punch card was received with a punch card gauge (1990.0113.01). A mark near the bottom edge at the left reads IBM5081.
These materials were used in Robert A. McConnell's research on parapsychology.
Location
Currently not on view
Physical Description
paper (overall material)
Measurements
overall: .1 cm x 18.8 cm x 8.3 cm; 1/32 in x 7 13/32 in x 3 9/32 in
ID Number
1990.0113.03
accession number
1990.0113
catalog number
1990.0113.03
Credit Line
Gift of Robert A. McConnell
subject
Mathematics
See more items in
Medicine and Science: Mathematics
Computers & Business Machines
Punch Cards
Data Source
National Museum of American History

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