Alexa. Saverien.Auteur de l'Histoire des Philosophes modernes... &c&c.
[Paris: J.C. François, c.1760.]
Crayon manner printed in reddish-brown ink, sheet 295 x 220mm. 11½ x 8¾".
Portrait of Alexandre Savérien (1725 - 1805), French engineer and author of the book in which this plate was published, 'Histoire des Philosophes modernes' (eight 4to vols, Brunet 1760-1767). 79 plates (and eight frontispieces) were engraved for the book. By Jean Charles François (1717 - 1769), inventor the crayon manner technique of etching in 1757; apparently after his own wife's design.
[Ref: 22214] £180.00