Foundry at Canon, 1792, Watercolor over graphite, 7-1/4 x 8-7/8 in. (18. 4 x 22. 5 cm), Drawings, John Baptist Malchair (British, Cologne 1731?1812 Oxford), When he made this atmospheric study of a working foundry during a trip to Herefordshire in July 1792, John Baptist Malchair carefully inscribed the location, date, and time on the back. The drawing appears to have been made at Canon Bridge, a village close to the Welsh border