QR Code Link to This Post Blueprint Map Curvimeter Opisometer ..
Vintage
HOFFRITZ
OPISOMETER - CURVIMETER
Curved Line Meaureing Map Tool
Very nice vintage rare find-- Hoffritz Germany
rolling map measuring or curved line measuring tool.
..... Also used as a drafting tool.
Measures inches and centimeters and translates them
into either Statute or Nautical miles or Kilometers
when used for mapping. Opisometer is in very
good properly working condition.
Asking $50 call Dave @
79 visits