framed Wilkinson semaphore signal chart
date: label: date made
content: ca 1860
label: date made
content: 1862
label: date made
content: ca. 1820
notes: label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: 2013.0030.15
label: accession number
content: 2013.0030
label: catalog number
content: 2013.0030.15
objectType: label: Object Name
content: print
physicalDescription: label: Measurements
content: framed: 17 3/4 in x 21 3/8 in x 5/8 in; 45.085 cm x 54.2925 cm x 1.5875 cm
label: Measurements
content: matted: 15 1/2 in x 19 1/8 in x in; 39.37 cm x 48.5775 cm x .0254 cm