Punch Card, Preliminary Card Unemployment 1930
date: label: date made
content: 1930
name: label: maker
content: IBM
notes: label: Description
content: This brown paper twenty-four column card is divided into seventeen fields for such categories as city, schedule, line, reason, sex, age, and occupation. It is a preliminary version of a punch card developed by the Bureau of the Census for a 1930 Census of Unemployment.
label: Description
content: Reference:
label: Description
content: Leon E. Truesdall, <I>The Development of Punch Card Tabulation in the Bureau of the Census 1890-1949</I>, Washington: Bureau of the Census, 1965, pp. 180-186.
label: Location
content: Currently not on view
topic: label: Subject
content: Mathematics
setName: label: See more items in
content: Medicine and Science: Mathematics
label: See more items in
content: Science & Mathematics
label: See more items in
content: Punch Cards
creditLine: label: Credit Line
content: Transfer from Bureau of the Census
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: 1988.3098.02
label: catalog number
content: 1988.3098.02
label: nonaccession number
content: 1988.3098
objectType: label: Object Name
content: punch card
physicalDescription: label: Physical Description
content: paper (overall material)
label: Measurements
content: overall: 17 cm x 8.2 cm; 6 11/16 in x 3 7/32 in