Numismatic Literature. Eklund, O. P., Copper Coins, LOT of 14 booklets, all reprinted from the Numismatist, Copper Coinage of the Papal States, Norway, Mexico, Denmark and Her Possessions (2), German States, Austria-Hungary (2), Russia & Poland (2), Luxemburg (2), plus the Coinage of the Chinese Emigré Government 1949-1957, lot of 14 booklets.