FRANCE BUTTERFIELD, à Paris.
Horizontal sundial, portable.
Octagonal silver plate (950) with indexes engraved with Roman and Arabic numerals, with compass and triangular style, tilting, with birds, folding, on a spring blade engraved with leaves.
Signed.
On the reverse side, the names and latitudes of twenty-six European cities and on the back of the compass, the indication "Premier cadran".
Late 17th or early 18th century.
H. (unfolded) : 3,3 cm - Dim. plate : 6,5 x 5,7 cm - Gross weight : 34 g.
Wear and small oxidations; some chips on the compass glass.
Michael Butterfield (1635-1724), of English origin, worked in France from 1677.