semaphore arm
notes: label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Transportation, Railroad
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: ZZ.RSN79616Z16
objectType: label: Object Name
content: semaphore arm
physicalDescription: label: Measurements
content: overall: 3 1/2 in x 22 1/2 in x 72 in; 8.89 cm x 57.15 cm x 182.88 cm