Fundamento de Esperanto. Gramatiko, Ekezrcaro, Universala Vortaro.
Paris: Esperantista Centra Librejo, 1931. Reprint. Softcover. Octavo. XI, [1], 182, [2]pp. Original printed wrappers. The Fundamento de Esperanto ("Foundation of Esperanto") is a book by L. L. Zamenhof, first published in the spring of 1905. On August 9, 1905 it was made the official source for the language by..... More