Rail frog
date: label: date made
content: ca 1867
label: date made
content: ca. 1867
label: patent date
content: 1867-01-15
name: label: inventor
content: Parker, Sidney
notes: label: Location
content: Currently not on view
place: label: associated place
content: United States: Illinois, Chicago
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: TR.309229
label: catalog number
content: 309229
label: patent number
content: 61,243
label: accession number
content: 89797
objectType: label: Object Name
content: patent model, railway frog
label: Other Terms
content: patent model, railway frog; rail switch; Rail; Rail
physicalDescription: label: Physical Description
content: brass (overall material)
label: Measurements
content: overall: 10 3/4 in x 3 1/2 in; 27.305 cm x 8.89 cm