MONADNOCK  S.M.  COMPANY

STEPHEN C.  KETCHUM'S  PATENT

STEPHEN C. KETCHUM, OF WINCHENDON, MASSACHUSETTS

IMPROVED MODE OF CONVERTING MOTION

Specification forming part of Letters Patent

US 38.311                       April 28, 1863

To all whom it may concern :

Be it known that I, Stephen C. Ketchum, of Winchendon, in the county of Worcester and State of Massachusetts, have invented a new and improved device for converting rotary into regular or irregular reciprocating motion and I do hereby declare that the following is a full, clear and exact description of the same, reference being had to the accompanying drawings, forming part of this specification.