188 x 122 (tripod) 116 x 70 x 34.4 x (balance) Iron, bronze, brass and wood
Balance and suspension tripod
188 x 122 (tripod) 116 x 70 x 34.4 x (balance)
Iron, bronze, brass and wood
´s Gravesande, Willem Jacob, Physices Elementa, 1742, Leiden, Vol. I, § 1441, Tab. XLVI, fig. 1 and 2. 