A French brass graphometer
Meurand, Paris; late 18th century
signed Meurand Qaui de l'horloge AParis, double degree scale 0°-180° divided to 1°, engraved with floral motifs, vernier scales to alidade, silvered compass rose; in fitted leather case, tooled with fleur-de-lys
8½in. (21.5cm.) wide
A French brass graphometer
Meurand, Paris; late 18th century
signed Meurand Qaui de l'horloge AParis, double degree scale 0°-180° divided to 1°, engraved with floral motifs, vernier scales to alidade, silvered compass rose; in fitted leather case, tooled with fleur-de-lys
8½in. (21.5cm.) wide
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