• publisher: E. Flammarion
  • creator: Henri Bergson, Henri Poincaré, Charles Wagner, Firmin Roz , François Jean Henry de Witt-Guizot, Jean Friedel, Gaston Riou , Charles Gide
  • contributor: University of Michigan
  • mediatype: texts
  • years: 1913
  • pages: 266
  • language: French
  • download: pdf file