Two Nicholas Bion Pocket Compass / Sundial Combinations

France, 18th century, polygonal brass case with a bird shaped gnomon, engraved on the upper side with the name of the maker and "Paris" surrounded by Arabic and Roman Numerals, on the reverse a series of cities with corresponding latitudes.

1/4 x 3 x 2 1/2 in.

Private Collection of an Antiquarian, Charlotte, North Carolina

A similar compass is in the collection of the National Maritime Museum, London.

Good condition.