Set of three books, including: - LES CHEMINS DE FER by H. GOSSIN Collection PICARD - Bibliothèque scientifique et Industrielle Illustrated with 164 black and white engravings in the text and out of the text, bound in red percaline, spine decorated with motifs, 484 pages, all edges gilt 23.5 cm x 32 cm - LA NAVIGATION AERIENNE by J. LECORNU - Librairie Nony & Cie - Imprimerie Durand, 1903 Bound in SOUZE percaline, with illustrations in the text, photographs and drawings. 487 pages, all edges gilt 30.5 x 20.7 cm (slight wear) - LES ENTRAILLES DE LA TERRE, by E. CAUSTIER - Librairie Vuibert et Nony - No date, Paris - 3rd edition Percaline binding signed SOUZE, illustrations in text, photographs and drawings 30.5 x 20.7 cm (wear and tear)