Claude-Marie Ferrier: Agricultural Implements by Crosskill. 1851, Salt print, 5-11/16 x 8-1/8 in. (146 x 207 mm), on original lithographed mount with title, from Reports to the Juries., Showing the prize-winning Clod Crusher, One-Horse Cart, and Norwegian Harrow. Crosskill, of Beverley in Yorkshire, was one of only five manufacturers to be given the highest award of the exhibition- the Council Medal. w1601.

Claude-Marie Ferrier: Elevated view of the Rooftops of Paris. c. 1855, Salt print from glass negative, 7-3/8 x 10 in. (188 x 255 mm), on original mount. w1878.