描述
A surveyors' "Gustav Heyde" brass level spirit instrument (transit/ theodolite), Germany, late 19th century.
标有。古斯塔夫-海德/德累斯顿，序列号：50002，带有原始的黄铜色泽和木箱。测量。长：11.8厘米，宽：30.2厘米，高：17.1厘米。估计：150 - 200欧元。
3951
A surveyors' "Gustav Heyde" brass level spirit instrument (transit/ theodolite), Germany, late 19th century.
