1967 Pof.PL1600, EXPO 67 Montreal 30h, blk-of-10 from field A, white revenue paper without jakéhokolioptickéhozjasnění (see Die-stamping from flat plates 3, page. 166, publikoval S. Žampach in 1968, for absence study of material on/for long period zapomenuto); folded in perforation, otherwise nice quality, very rare speciality, exceptional offer!
1971 Pof.PL1928xb, UNICEF 80h, blk-of-10 on/for PAPÍRUOZ; small production omission in gum, otherwise very nice quality, exp. Pažout, on request certificate labour, very rare, minimum usage, exceptional offer!
1976 Pof.A2184B, Lexa 60h, without overlapping perf holes; in UR corner on gum quite small spots yellow printing color, small grain lower in margin, otherwise very fine mint never hinged piece, sought variant, missing in most collections!
1951 Pof.PL L34, Spa 10Kčs purple-red, blk-of-10 from plate A1; mint never hinged, several usual production minor gum fault, otherwise very nice quality
[COLLECTIONS] SELECTION of / Pof.PL1264 (** and ** with special postmark), 1269, 1279 (3x), 1440, 1655, 1718, 1781-1782, 1927II, L50 (** and ** with special postmark), L69-L71; various, mainly but nice quality mint never hinged
1951-1973 [COLLECTIONS] SELECTION of / 41 pcs of used blk-of-10, contains i.a. PB Fučík, Mausoleum, complete Birds with I. type, 4 values issue Beetles, complete People's art, almost complete Healing Plants (missing 2Kčs) and other; good condition, larger part with gum, only PB Fučík machine postmark and dusky margins, cat. over 10.000CZK