Electricity.- Romas (Jacques de) Mémoire sur les moyens de se garantir de la foudre dans les maisons; suivi D'une Lettre sur l'invention du Cerf-volant électrique, half-title, lacking folding frontispiece and plate, 3 woodcut headpieces, pastedowns and free endpapers with inscriptions in ink and pencil, some contemporary, scattered light spotting, some browning and damp-staining, contemporary vellum, spine with five raised bands and calf label with gilt lettering, rubbed and soiled, Bordeaux, Bergeret & Pissot, 1776; and 20 others, French, v.s. (21)

⁂ First and only edition of this rare work on the lightning rod. The appendix reprints a letter from Benjamin Franklin to Romas, dated July 1754.