1918-74, over 2,400 mint stamps and souvenir sheets (a dozen used), starting with Hradcany issue, including postage, semi-postal, air post and other back of the book material, very well completed collection, here are 5 pages of Posta Ceskoslovenska 1919 overprints with just a few stamps properly expertized, several Scott listed varieties mentioned, clean and nice unit overall, full/part of OG, NH (sporadically from all periods and completely after 1960), LH/hinged, F/VF, C.v. $2,700 plus over $12,000 in overprints, Est. $800-$1,000 (Image)