Fundamentos del Ajedrez by Jose Raul Capablanca, with an introduction by Woman International Chess Master Beatriz Mansilla Marinello. is the same book as “Chess Fundamentals”, except that it is in Spanish.
Jose Raul Capablanca, the author, was world chess champion from 1921 to 1927. Although he was from Cuba, “Chess Fundamentals” was originally published in English. Spanish Language editions have proven nearly impossible to obtain.
Sam Sloan