Celluloid Ruler

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Description:

The inscription on one side of this 6-inch celluloid ruler reads “No. 73035 STUDENT POCKET RULE.” The other side has scales for determining the top diameters of rubber stoppers and corks, and an inscription that reads “CENTRAL SCIENTIFIC COMPANY / CENCO / LABORATORY SUPPLIES / Apparatus Chemicals / NEW YORK-BOSTON-CHICAGO-TORONTO-LOS ANGELES / MADE IN U.S.A.”

Date Made: 1900-1930

Maker: Central Scientific Company

Location: Currently not on view

See more items in: Medicine and Science: Chemistry

Exhibition:

Exhibition Location:

Data Source: National Museum of American History

Id Number: 2006.0098.1702Catalog Number: 2006.0098.1702Accession Number: 2006.0098

Object Name: ruler

Physical Description: cellulose nitrate (overall material)Measurements: overall: 2.1 cm x 16.3 cm x .2 cm; 13/16 in x 6 7/16 in x 1/16 inoverall: 1/16 in x 6 5/16 in x 7/8 in; .15875 cm x 16.03375 cm x 2.2225 cm

Metadata Usage: CC0

Guid: http://n2t.net/ark:/65665/ng49ca746b4-99da-704b-e053-15f76fa0b4fa

Record Id: nmah_1348364

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