The valve of Entreprenant, Valve of the Hot-Air Balloon l'Entreprenant, Signed: C. Laplante, Fig. 76, p. 398, Laplante, Charles (sc.), 1870, James Glaisher; Camille Flammarion; Wilfrid de Fonvielle; Gaston Tissandier: Voyages aériens. Paris: Hachette, 1870

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The valve of Entreprenant, Valve of the Hot-Air Balloon l'Entreprenant, Signed: C. Laplante, Fig. 76, p. 398, Laplante, Charles (sc.), 1870, James Glaisher; Camille Flammarion; Wilfrid de Fonvielle; Gaston Tissandier: Voyages aériens. Paris: Hachette, 1870

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Keywords: ., 76, 398, 1870, balloon, camille, charles, de, entreprenant, fig., flammarion, fonvielle, gaston, glaisher, hachette, hot-air, james, laplante, paris, sc., signed, tissandier, valve, voyages, wilfrid, ériens