Henri Desarces – Nouvelle encyclopédie pratique de mécanique et d’électricité. Atlas - Paris, Libriairie Aristide Quillet, 1924 - 14 plates - original half brown leather binding, very good condition of the covers and the back despite a faded back, golden title on the front cover as well as on the back, illustration and patterns stamped on the front cover - 22 x 29 cm Very good condition inside, with 14 plates in rigid colour paperboard with system, some are fold-out, these with many figures and other illustrations in black and white in and out of text and illustrations in colour out of text and laminated... ! Summary of the plates Chaudiere multitubulaire Babcok et Wilcox / Turbine a vapeur / Locomotive Fives-Lille / Voiture automobile / Moteur d'aviation / Avion Breguet / Motoculteur / Dynamo / Accumulateur industriel fixe / Commutatrice / Tabeau de distribution / Chemin de fer métropolitain de Paris / Compteur electrique ACT III / Telephone (reseau de l'Etat)