Lot N. 191
Instruments for astronomical surveys
18th century
three copper engravings, with passe-partout, slight traces of foxing
passe-partout 40x33.5 cm (3)
Robert Bernard director
From Didertot et D'Alembert, L'Encyclopedie ou Dictionnaire raisonnè des sciences, des arts et des métiers, Genève, Pellet, 1778, volume I, plates 3, 16, 22