Description
A surveyors' "Gustav Heyde" brass level spirit instrument (transit/ theodolite), Germany, late 19th century.
Marked: Gustav Heyde / Dresden, and serial number: 50002, with original brass patina and wooden case. Meas: L: 11,8 cm, W: 30,2 cm, H: 17,1 cm. Estimate: € 150 - € 200.
3951
A surveyors' "Gustav Heyde" brass level spirit instrument (transit/ theodolite), Germany, late 19th century.