35mm & 3.25 X 4 Inch Projector, American Optical
name: label: maker
content: American Optical Company
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: PG.7493
label: catalog number
content: 7493
physicalDescription: label: Physical Description
content: manufactured (overall production method/technique)