1920 – Griebert, (Paul) Hugo (Emil): The Stamps of Spain 1850–1834 (1919), 127 pages + 14 plates in rear pocket. Luxury edition, hardbound full red leather Morocco, gold stamped spine raised spines and all edges gilt, some spine wear. This is a very rare de-luxe edition, probably the limited edition of 10 copies. A wonderful rarity! Estimation: 500 Euro