CUTHBERTSON AND CHAMPNEYS |
England; Holland, c.1770, MIM OIM PHIM |
Universal Ring Sundial = Drecker Coll. = P.C.; Air Pumps = UTR, LEY; Telescopes, reflecting = FRK, Christie-SK 11/19.87. |
John Cuthbertson and his father-in-law, James Champneys. |
London; Amsterdam. |
Hackmann 1; Rooseboom 1; Daumas 1; Frank; RSW. |
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