Vintage German Map Measuring Tool Compass w/ring w/Case ~

Vintage Hoffritz Germany Map Measurement Tool Double Sided Opisometer With Case

Vintage German Opisometer Map Measuring Tool Curvimeter Compass w/Leather Case

Vintage Western German Opisometer Nautical Map Inch Counting Measuring Tool

Vintage West Germany Opisometer Map Measuring Tool w/Case

VINTAGE GERMAN OPISOMETER MAP MEASURING TOOL/COMPASS & Leather Case CSN

Vintage German Opisometer Nautical Map Measuring Tool Inches To Feet Works