CHAPPE (Ignace). History of telegraphy. Au Mans, Ch. Richelet, 1840. In-8, paperback, modern pink paper cover. Expanded second edition of this work celebrating Claude Chappe's invention of the telegraph in 1791 (cf. En Français dans le texte, no. 238). Without the plates announced on the title, which must be those (34) of the original 1824 edition. Minor paper restoration at the bottom of the title and on two other leaves, pale wetness at the end of the volume.

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