SOLD Excellent mapping compass, inclinometer compendium and alidade made by Boucart, Quai de l'Horloge 35 Paris. The compendium is equipped with a compass with an inclinometer (for calculation of elevation angles), small alidade with a pin hole and cross hair for azimuth bearings and, two glass faces and a side locking system The compass is made of brass and glass. Dimensions: 53 mm diameter and 15 mm height.
