Literatur Münzen Adams, E.H., The Julius Guttag Collection of Latin American Coins. Quaterman Publications, Lawrence (Massachussets) 1974. Ganzleinen, 527 S., 5001Nrn. mit Abbildungen. Erhaltung II.
Literature - Numismatics Adams, E. H, The Julius Guttag Collection of Latin American Coins. Quaterman publications, lawrence (Massachussets) 1974. Complete linen, 527 S., 5001 numbers with illustrations. Condition II. ;