George Prouty Promotes His Printing Machine for Printing the Heads of Barrels Powered by Foot or by Steam

In this letter on his elaborate letterhead illustrating a smaller platen press, inventor and manufacturer George Prouty of Boston described a press for printing the wooden tops of barrels, a describing one of his presses used for printing on spruce boards "with perfect satisfactiong, working with great rapidity & ease, either by foot or steam."