Display of Spectrolab silicon solar cells on anti-union sign
date: label: date made
content: ca 1962
label: date made
content: ca 1985
notes: label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
creditLine: label: Credit Line
content: from Eugene L. Ralph
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: 2016.0070.23
label: accession number
content: 2016.0070
label: catalog number
content: 2016.0070.23
objectType: label: Object Name
content: photovoltaic cell
physicalDescription: label: Measurements
content: .01: in x 1 1/4 in; .0254 cm x 3.175 cm
label: Measurements
content: .02: in x 2 1/8 in x 1 3/8 in; .0254 cm x 5.3975 cm x 3.4925 cm
label: Measurements
content: .03 & .05: in x 7/8 in x 7/8 in; .0254 cm x 2.2225 cm x 2.2225 cm
label: Measurements
content: .04: in x 1 5/8 in x 7/8 in; .0254 cm x 4.1275 cm x 2.2225 cm
label: Measurements
content: .06 & .08: in x 7/8 in x 1/2 in; .0254 cm x 2.2225 cm x 1.27 cm
label: Measurements
content: .07: in x 2 1/2 in x 7/8 in; .0254 cm x 6.35 cm x 2.2225 cm
label: Measurements
content: .09 & .11: in x 1/2 in x 7/8 in; .0254 cm x 1.27 cm x 2.2225 cm
label: Measurements
content: .10: in x 4 in x 7/8 in; .0254 cm x 10.16 cm x 2.2225 cm
label: Measurements
content: .12, .14, .17: in x 2 1/8 in; .0254 cm x 5.3975 cm
label: Measurements
content: .13: in x 2 in x 2 1/8 in; .0254 cm x 5.08 cm x 5.3975 cm
label: Measurements
content: .15: in x 2 in; .0254 cm x 5.08 cm
label: Measurements
content: .16: in x 3 in; .0254 cm x 7.62 cm
label: Measurements
content: overall: 17 in x 22 in x 3/8 in; 43.18 cm x 55.88 cm x .9525 cm