plate?
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.651
label: catalog number
content: 651
objectType: label: Object Name
content: Plate?
label: Object Type
content: plate
physicalDescription: label: Physical Description
content: metal, "brass" (overall material)