Object Details
- Description (Brief)
- This patent model demonstrates an invention for the automated cancelling of postal stamps. A cylinder was engraved with place and state names; the date was inserted in moveable type. The invention was granted patent number 121099.
- Location
- Currently not on view
- Data Source
- National Museum of American History
- maker
- Hargrave, Thomas C.
- date made
- ca 1871
- patent date
- 1871-11-21
- Physical Description
- metal (overall material)
- wood (overall material)
- leather (overall material)
- Measurements
- overall: 16.6 cm x 30 cm x 18.5 cm; 6 9/16 in x 11 13/16 in x 7 5/16 in
- Object Name
- apparatus, stamping
- Postal Stamp, Canceling
- Object Type
- Patent Model
