Vintage Hoffritz Map Measurer/Opisometer Map Distance Calculator W/Case Germany

Vintage Hoffritz Germany Opisometer Map Measure Curvimeter Cm Km Miles Verstes

Vintage Opisometer Drafting Tool Made in Germany Map Compass Measure Wheel

Vintage Hoffritz Germany Map Measurement Tool Double Sided Opisometer With Case

Vintage Map Wheel Measurer Curvimeter Opisometer Germany 4 1/4" W/ Box Tested

WWII Era German Map Measurer Opisometer Tool Compass Curvimeter Meilograph &Case

Vtg German Opisometer & Compass Map Measurer Curvimeter Meilograph Leather Pouch

Vintage Alvin Mechanical Map Opisometer Curvimeter West German