Description
3 dendrometers for measuring the height of trees. 19th-20th c 1. Dendromètre Franck. Copper, plated, 11 x 9 x 8 cm. - 2. Copper, 13,6 cm. - 3. Altomètre Franck. Copper, 12,5 cm (all without plumb). Joined: Unidentified measuring instrument. Metal, 15 x 10,5 cm. (4 pcs)
478
3 dendrometers for measuring the height of trees. 19th-20th c 1. Dendromètre Franck. Copper, plated, 11 x 9 x 8 cm. - 2. Copper, 13,6 cm. - 3. Altomètre Franck. Copper, 12,5 cm (all without plumb). Joined: Unidentified measuring instrument. Metal, 15 x 10,5 cm. (4 pcs)