Augustus Applegath and Edward Cowper's printing machine. A boy inserts sheets of paper into the four-roller, 16-wheel printing machine capable of printing 5,000 sheets double-sided.  Woodblock engraving from the Penny Magazine,  Society for the Diffusion of Useful Knowledge, 1833.
RMKHPT6FAugustus Applegath and Edward Cowper's printing machine. A boy inserts sheets of paper into the four-roller, 16-wheel printing machine capable of printing 5,000 sheets double-sided. Woodblock engraving from the Penny Magazine, Society for the Diffusion of Useful Knowledge, 1833.