1939 (1 Nov) registered and flown cover from Prague to New York, franked with combination of Czechoslovakia and Bohemia & Moravia stamps, opened by customs, with arrival pmk on back, minor tape stains on reverse, otherwise fine (Image)

Est.$150

1919 2kr dark blue, overprint type I (25x30mm), tied on piece by 27.12.19 Praha cds, v.f., signed Buhler, with BPA and Peter Darmietzel certificates (Mi.51/I, cat. Euro 4,000) cat. $2000 (Cat No. B18a) (Image)

Cat. $2000, Est.$1,500

1919 3kr claret, overprint shifted and split, v.f., signed Gilbert, with Karasek certificate. Only 310 issued, cat. $2500 (Cat No. B19a,var) (Image)

Cat. $2500, Est.$1,000

1919 10kr violet, n.h., v.f., signed Gilbert, Karasek, etc. (catalogued as hinged) cat. $300 (Cat No. B21) (Image)

Cat. $300, Est.$150

1919 overprinted on Austrian Air Post set of three, n.h., each signed Mrnak and Karasek, with Karasek 1999 certificate (Pofis 52 II-54 II) (catalogued as hinged) cat. $1000 (Cat No. B37-39) (Image)

Cat. $1000, Est.$500

1919-21 2h red violet, 5h green, vertical gutter strips of four (the former folded between stamps, signed Gilbert, Tribuna, etc.), also 5h single on white paper, plus three trial colors, as well as 2h proof in black, also 2h/5h composite strip of four, two inverted (Image)

Est.$250