Sartorius analytical balance in glazed mahogany case with black glass base, brass beam and column, with cylindrical dampers, projected reading and ring weight loading dial, Model DP3, Serial No 45536, c 1935. Balance with damping, optical reading, and rider attachment (Sartorius) 1934-1935
Oertling Single-pan balance. Model R10. To weigh to 200gm [serial No.14966]. Oertling Single-pan balance with instructions 1964
Analytical balance, single-pan constant-load aperiodic optical-projection type, model 2748 serial no.145953, capacity 200g x 1mg, by Sartorius-Werke AG, Gottingen, West Germany (lacks two small weights) Analytical balance 1960-1983
Short beam analytical balance in mahogany glazed case by Ladd & Oertling, London in England, 1860-1869. Analytical Balance, 1860-1869 1860-1869
Long-beam, 14", Oertling balance, used by Ramsay and Travers in their inert gas researches in 1896. It is an early Model 5 balance with no distinguishing marks, but unusual stirrup pans fitted, probably made before 1860, Glazed wooden case with two drawers in base, Analytical balance used by the chemist Ramsey & Travers, 1850-1860 1850-1860
Chemical balance used by Dr. Andrew Ure (1778-1857), has a glazed wooden case and a long wooden drawer in the base, made by Breithaupt & Sohn, Cassel. Brass beam and pillar. Analytical balance by Breithaupt & Sohn, Germany, 1804-1830 1804-1830