Proportional Scale
date: label: date made
content: ca 1960
name: label: maker
content: C-Thru Ruler Company
notes: label: Location
content: Currently not on view
place: label: place made
content: United States: Connecticut, Bloomfield
topic: label: Subject
content: Printing
setName: label: See more items in
content: Work and Industry: Graphic Arts
label: See more items in
content: Communications
label: See more items in
content: Art
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: 2012.0093.26
label: accession number
content: 2012.0093
label: catalog number
content: 2012.0093.26
objectType: label: Object Name
content: proportion wheel
physicalDescription: label: Physical Description
content: plastic (overall material)
label: Measurements
content: overall: 15.2 cm x 15.2 cm x 6 in; 5 31/32 in x 5 31/32 in x 15.24 cm