LAS MONEDAS OBSIDIONALES DE CHILE.
Santiago de Chile: Imprenta Elzeviriana, 1919. 4to [31 by 23 cm], original printed card covers. 36, (4) pages; title printed in red and black; halftone text illustrations. Untrimmed. Minor spotting; near fine. A separately published excerpt from his broader Las Monedas Obsidionales Hispano-Americanas. One of 150 copies printed. Roberts notes..... More