Ross (London) Projection Lens
setName: label: See more items in
content: Work and Industry: Photographic History
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: 1993.0379.01
label: accession number
content: 1993.0379
label: catalog number
content: 1993.0379.01
objectType: label: Object Name
content: Ross Projection Lens
physicalDescription: label: Physical Description
content: metal, glass (overall material)
label: Physical Description
content: manufactured (overall production method/technique)
label: Measurements
content: overall: 14.5 cm x 5.5 cm; 5 11/16 in x 2 3/16 in