Object Details
- IBM
- Description
- This is a replica of the punch cards used in the 1890 U.S. Census of population. Like them it is blank with the bottom left corner cut off. Those punching the cards used a pantograph punch which had room for twelve rows of twenty columns of holes. The significance of these holes is indicated on a flat sheet attached at the front of the card punch (see MA.312896). This is one of a batch of cards furnished by IBM.
- References:
- Leon E. Truesdall, The Development of Punch Card Tabulation in the Bureau of the Census 1890-1949, Washington: Bureau of the Census, 1965, pp. 43-47.
- Location
- Currently not on view
- Credit Line
- Gift of International Business Machines
- 1967 received
- ID Number
- 1988.3099.01
- nonaccession number
- 1988.3099
- catalog number
- 1989.3099.01
- Object Name
- punch card
- Physical Description
- paper (overall material)
- paper (overall material)
- Measurements
- overall: .1 cm x 16.1 cm x 8.1 cm; 1/32 in x 6 11/32 in x 3 3/16 in
- See more items in
- Medicine and Science: Mathematics
- Science & Mathematics
- Punch Cards
- National Museum of American History
- Subject
- Mathematics
- Record ID
- nmah_1818039
- GUID (Link to Original Record)
- https://n2t.net/ark:/65665/ng49ca746b3-8426-704b-e053-15f76fa0b4fa
