Working model, scale 1:24, of the screw engines for the U.S. turret ship 'Monitor' (1862), driven by a crank, on wood slats, patented and made by John Ericsson, New York, United States of America, 1853-1858 Model of the screw engines for the U.S. turret ship 'Monitor' 1853-1858
Locomotive cylinder, from Braithwaite and Ericsson's "Novelty". Locomotive cylinder from Braithwaite and Ericsson's Novelty 1829