1 page, folio, 375 x 290 mm, on vellum, with paper seal and ribbon, some soiling. [With:] 3 1/2-page manuscript inventor's description on 2 sheets of vellum. 

Granting a patent to Lester E. Denison for "machinery for pressing." The letters patent accompanying the patent describe specifications for "Denison's Improved Eccentric Press," including requirements for the frame, construction, and assembly of the press, concluding, "That which I claim as my invention & improvement is the application of two or more eccentric cambs or pieces to operate as above specified thereby doubly increasing the distance of motion without increasing the size of the eccentric pieces."