Ingegnieros, José. La Simulación en la Lucha por la Vida. Valencia: F. Sempere y Compania, 1915. [2036]
Bound in green quarter cloth with marbled boards, blue leather spine title label 4 1/2 x 7 inches, 252 (2) clean pp., tight. Spanish text. Very good. Hardcover.
José Ingenieros (1877-1925), Argentine physician, pharmacist, positivist philosopher and essayist.