The work Mary Shelley cites is Fantasmagoriana; ou Recueil d'Histoires d'Apparitions,
de Spectres, Revenans, Fantômes, &c. Traduit de l'allemand, par un Amateur, 2 vols.
(Paris, 1812), anonymously published by Jean Baptiste Benoît Eyriès (1767-1846). The
following year, in turn, this text was translated into English as Tales of the Dead.
Principally Translated from the French (London: White, Cochrane, and Co., 1813).