[NUMBER 30] 30 COMPLETE CIRCLE OF ENGRAVED COPPER WITH PINULES AND CENTRAL COMPASS, BY L. DE LA COUR DUNKIRK, 18TH CENTURY The graduations are placed on silvered brass, both in the compass and on the dial. The compass is decorated with a sunburst. The circle is graduated and connected with the compass by interlaced scrolled bars; the two pinules pivot on a movable alidade. Richly engraved with foliations. Signed by the maker on the under side. In complete state. Diameter, 71/4, inches Illustrated and described in « La Collection Spitzer », Paris, 1892, vol. 5, p. 81, No. 4. SALE, PARIS, 1893, CATALOGUE NUMBER 2763. [sEE ILLUSTRATION] 11