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Bartlett Poppet Valve Gear, Patent Model

Bartlett, Louis D.

This model was submitted to the U.S. Patent Office with the application for the patent issued to Louis D. Bartlett, of Fitchburg, Massachusetts, January 15, 1867, no. 61141.

Date

1867

Type

valve, steam engine, model

Medium

wood (overall material)

Department

NMAH

Institution

National Museum of American History

Object number

nmah_847082