English, dated 1915, engraved to the face'NEGRETTI & ZAMBRA, LONDON, PATENT 6276 1915' the lacquered brass circular dial in an A frame stand in original canvas case
Sold for £200
Result plus buyers premium
English, dated 1915, engraved to the face'NEGRETTI & ZAMBRA, LONDON, PATENT 6276 1915' the lacquered brass circular dial in an A frame stand in original canvas case
Auction: Fine Instruments of Science & Medicine, 29th Nov, 2023