numismatic literature
auction catalogs
Zschiesche & Köder, Sammlung Otto Merseburger umfassend Münzen und Medaillen von Sachsen. Albertinische und Ernestische Linie, Leipzig 1894 (REPRINT Berlin 1983)
198 pages + 2 tables describing 4,689 items, hardcover with wrapper, offering catalog covering one of the largest collections in Saxony with prices expressed in German marks, including about 550 coins and medals of Polish kings August II and August III; universal catalog, still used today by most auction houses