Nasmyth's patent steam hammer, copied by permission of the inventor from the machine in the great exhibition LCCN2006691796, James Nasmyth, 1854

Title: nasmyth's patent steam hammer, copied by permission of the inventor from the machine in the great exhibition abstract/medium: 1 print: wood engraving. Date: 1854. Collection: Miscellaneous Items in High Demand, PPOC, Library of Congress.