galvanometer, photographic recording
setName: label: See more items in
content: Work and Industry: Agriculture and Natural Resources
creditLine: label: Credit Line
content: Humble Oil and Refining Company
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: AG.MHI-P-7684
label: catalog number
content: MHI-P-7684
label: accession number
content: 230370
objectType: label: Object Name
content: Galvanometer, Photographic Recording
physicalDescription: label: Measurements
content: overall: 26.1 cm x 23.5 cm x 79.5 cm; 10 1/4 in x 9 1/4 in x 31 5/16 in