Clinometer rule & compass, 1885-1905

Made:
1885-1905 in Cologne
maker:
D. Mauch

Clinometer rule and compass with case, Glover's patent of 1839, by D. Mauch, late 19th century to early 20th century

Details

Category:
Surveying
Object Number:
1923-417
type:
clinometer rule and magnetic compass
credit:
C F Casella & Company

Parts