LSE4335563 Portraits of explorers Gabriel Bonvalot (1853-1933), author of the story and Prince Henri d'Orleans (1867-1901), photographer of the voyage. Engraving by Thiriat, to illustrate the story 'From Paris to Tonkin, through unknown Tibet' by Gabriel Bonvalot (1853-1933), in 1889-1890, in Le tour du monde, nouveau journal des voyages, under the direction of Edouard Charton (1807-1890), 2nd semester 1891, edition Hachette, Paris. by Thiriat, Henri (1866-97); Private Collection; (add.info.: Portraits of explorers Gabriel Bonvalot (1853-1933), author of the story and Prince Henri d?'Orleans (1867-1901), photographer of the voyage. Engraving by Thiriat, to illustrate the story ??sFrom Paris to Tonkin, through unknown Tibet??? by Gabriel Bonvalot (1853-1933), in 1889-1890, in Le tour du monde, nouveau journal des voyages, under the direction of Edouard Charton (1807-1890), 2nd semester 1891, edition Hachette, Paris.); Photo ?? Leonard de Selva; French, out of copyright.