Sundial Circular, engraved copper sundial with rotating disk showing latitude scale and solar hours. The reverse shows the latitudes of major European cities: Athens, Amsterdam, Bordeaux, Florence, Paris, etc. Signed: R.C. Before 1975 H. 13.2 cm - W. 9.5 cm By Robert Cami (1900-1975), designer, engraver and creator of medals and stamps. Also included: Sundial Circular, engraved brass sundial showing the hours of the day and before noon, the months, and an openwork alidade for reading values. France, early XXᵉ century H. 6.4 cm