including: An Outline of Ancient Greek Coins, by Whitman Publishing Company Racine/Wisconsin 1959, German coins volume 3: The coins of the Kingdom of Saxony 1806-1871, by Rudolf Lorenz, Horia Verlag Berlin 1969, with coin price list, directory and stamps of the rough and small coin types by Wolff Stürmer, reprint Leipzig 1979, as well as the coin book or the most common gold and silver coins in world traffic (...), Bremerhaven 1875 (reprint), partly traces of use
