Dissertation physique à l'occasion du Nègre blanc.

Sm. 8vo: [12]-132 pp.

Contemp. sheep, gilt-orn. spine with raised bands, gilt edges (sl. worn).

First edition (with the same rare variant on title as BnF) not part of the "Works by Maupertuis". The book deals with the process of fertilization (ovulation, sperm, fetus, ...) and further reflects on the "Nègre blanc", an albino child born out of black parents that the author had met in Paris.
Ref. Barbier I:1062. - Bibliotheca Esoterica 2992. - BnF. - Caillet 7733. - Cioranescu 43862. - DBS IX:186. - Ladvocat II:256. - Osler 3349. - Quérard V:642.
Prov. Ms. entry.