calibrator, surface roughness
date: label: date made
content: 1950
notes: label: Location
content: Currently not on view
place: label: place made
content: United States: New York
setName: label: See more items in
content: Work and Industry: Mechanical and Civil Engineering
creditLine: label: Credit Line
content: Arthur F. Underwood
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: MC.334960
label: catalog number
content: 334960
label: accession number
content: 317988
objectType: label: Object Name
content: Calibrator, Surface Roughness
label: Object Name
content: Calibration Standards
physicalDescription: label: Physical Description
content: leatherette (case material)
label: Measurements
content: overall - from catalog card: 1/16 in x 2 1/4 in x 4 1/2 in; .15875 cm x 5.715 cm x 11.43 cm
label: Measurements
content: overall - calibtrator: 2 1/4 in x 4 1/2 in x 1/8 in; 5.715 cm x 11.43 cm x .3175 cm
label: Measurements
content: overall - case: 5/8 in x 6 in x 3 1/2 in; 1.5875 cm x 15.24 cm x 8.89 cm