Optical and precision instrument eclimeter ruler Deronzi et Cie 1931, in its box in walnut, brass and leather, top of the instrument: 9 cm, long and wide: 55.5 cm by 6.5 cm, top box: 12 , 5 cm, long and wide: 59.5 cm by 9.5 cm, weight: 2.6 kg, very good condition, visible at GARDONNE (24)