Miniature cannon model with thermometer, centigrade & Réaumur scale - Bronze, beautifully detailed - First half 19th century France More
Pendulum counterweight balance - Kugelstadt, Paris (1) - Brass, Steel - Late 19th century Europe More
Coin balance, Set. Caspar Grevenberg (1703-1738), Cologne - Brass, Steel, Wood - First half 18th century Germany More
Collection Antique Ashanti-Akan Gold Weights - Documentation / Catalog and info on USB Stick (227) - Bronze and brass - 18th century Ghana and Ivory Coast More
Balance with weights - Force 5kg (12) - Victorian Style - Brass, Enamel, Iron (cast/wrought), Oak - Early 20th century France More
2 x ANTIQUE, all original Spring Balance P. DUMAINE - France - approx. 1890 - Iron - Late 19th century France More
Nice collection of 5 glasses with 2 cases - Brass, Copper, Glass, Gold, Leather, Steel (stainless) - First half 20th century Germany More
Collection of antique glasses, lorgnettes, pince-nez and boxes (23) - various metals and materials - 19th and early 20th century Netherlands More
Magnifying glass / lorgnette (1) - Victorian - Copper, Glass, Gold plated, Iron (cast), Vermeil - 19th century England More
Lenses-Ocular prostheses (26) - Vitreous paste / resins / crystal / plated metal - pp. s.XX / mid s. XX Europe More
Camera Lucida, Claire Universelle Room, P. Berville, Paris (1) - Nickel-plated Brass - circa 1900 France More
Field telescope, Broadhurst Clarkson & Co - Brass, Glass, Leather - First half 20th century England More
Monocular compound microscope, Otto Himmler - Brass, Glass, Iron (cast) - Early 20th century Germany More
Monocular compound microscope, R. & J. Beck Ltd, London - Brass, Wood - Late 19th early 20th century. England More
Mechanical pedometer, Henri Chatelain 4 needles - With reset - Nickel-plated brass - Early 20th century France More
Pantometer/surveyors cross, Optical square (pentaprism) by Hertel & Reuss F1. Optik (2) - Brass, Steel - First half 20th century Germany More
Cryptograph Or Cryptograph Machine For Deciphering Secret Codes Or Messages (1) - Tin, Wood - about 1875 Italy More
Sewing machine, Chain Stitch, Haid & Neu, Karlsruhe (1) - Art Nouveau - Iron (wrought) - Late 19th century Germany More
School Model Cross Section of a Salt Mine (1) - Glass, Wood - First half 20th century Netherlands More
School horizontal engine model with cylinder cutaway - Aluminium, Steel, Wood - 1949-1951 Poland More
Drawing instruments, Large Drawing Compass Case - Art Deco - Aluminium, Steel - First half 20th century France More
Ancient tools for dentistry (5) - Steel - Horn - Ebony - Bakelite - Late 1700s, early 1800s, early 1900s France and Italy More