Plane, Smoothing

Object number95.136.105

Date1855-1880

MediumBeech; Iron

Credit LineGift of Charles W. Prine

DescriptionCoffin-shaped smoothing plane with wedge behind iron and metal plate on sole in front of mouth.Dimensions8.25 x 2.75 x 5 in. (21 x 7 x 12.7 cm)
Marks"WM.C.HOPPER-PATENT / JAN-16-1855" on toe. "SPEAR & JACKSON" on iron.
Historical NotesWilliam C. Hopper is the only known Pittsburgher to have been granted a patent for the design of a plane. He was an inventer and entrepreneur, but he did not make planes himself. His design was to provide a consistently fine cut. Used by carpenters to finish smoothing a board.

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