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French Map Measure (Chartometer). This is a pocket size instrument to determine distances in miles, verstes or kilometers on maps and plans. Used for measuring roads, rivers, walls, etc. on maps. This small device contains a tracing wheel with a dial converting inches to verstes and miles and centimeters to kilometers. The verste is an old route measurement used in Russia, which converts to 1067 meters (about two thirds of a mile).The chartometer is incased a leather pouch, and is marked déposé HC it was made in France. Also included, are original instructions in English. |
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