?
setName: label: See more items in
content: Military and Society: Armed Forces History, Naval
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: AF.66491M-66493M [dup8]
label: catalog number
content: 664
objectType: label: Object Name
content: ?
physicalDescription: label: Physical Description
content: metal (?? material)