Lux, Dr. Iván, Identification of Archduke Ferdinand II Tyrolean Thalers, Budapest 2017, 88 pages, hardcover, full listing with color images of 224 thaler versions in a logical system of 61 groups, easy and prompt identification of any Archduke Ferdinand Tyrolean thalers, two-step process: instant identifier for primary identification, and listing of all versions with images and circumscriptions for fine selection, rarity values estimated from current frequencies, mapping of previous identifications to the present one.
