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Details
A 19th-Century brass surveying graphometer,
signed on the limb Rochette Jeune Au Griffon quai de l'horloge Paris, the frame with punched scales and fixed sights, with inset compass, the alidade with silvered verniers and fixed sights, on ball and socket staff mounting, with wood display base -- 9in. (24.7cm.) wide; a 19th-Century surveyor's plane table alidade, signed Lenoir -- 19.5/8in. (49.8cm.) long; and a brass surveying level with compass, vertical adjustment, draw-tube focusing and bubble level, the telescope -- 16in. (41.2cm.) long on wood display base
See Illustration
signed on the limb Rochette Jeune Au Griffon quai de l'horloge Paris, the frame with punched scales and fixed sights, with inset compass, the alidade with silvered verniers and fixed sights, on ball and socket staff mounting, with wood display base -- 9in. (24.7cm.) wide; a 19th-Century surveyor's plane table alidade, signed Lenoir -- 19.5/8in. (49.8cm.) long; and a brass surveying level with compass, vertical adjustment, draw-tube focusing and bubble level, the telescope -- 16in. (41.2cm.) long on wood display base
See Illustration