calibrator, surface roughness
date: label: date made
content: 1974
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.334959
label: catalog number
content: 334959
label: accession number
content: 317988
objectType: label: Object Name
content: Calibrator, Surface Roughness
label: Object Name
content: Calibration Standard
physicalDescription: label: Physical Description
content: leather (case material)
label: Measurements
content: overall - from catalog card: 3/16 in x 2 3/8 in x 3 5/8 in; .47625 cm x 6.0325 cm x 9.2075 cm
label: Measurements
content: overall - calibrator: 3 5/8 in x 2 3/8 in x 1/8 in; 9.2075 cm x 6.0325 cm x .3175 cm
label: Measurements
content: overall - case: 2 7/8 in x 4 1/2 in x 1/2 in; 7.3025 cm x 11.43 cm x 1.27 cm