1946 2zl black brown, imperforate sheet of 50, unused without gum as issued, folded between stamps, v.f., pencil signed Raybaudi, with his 2011 certificate, cat. €25000 (Cat No. Sass.16A) (Image)

Cat. €25000, Est.US$2,500

1946 2zl black brown, imperforate vertical gutter block of eight (two vertical gutter pairs), unused without gum as issued, folded between stamps, v.f., pencil signed, apparently the only recorded! cat. €14000 (Cat No. Sass.16Ac) (Image)

Cat. €14000, Est.US$2,500

1946 2zl brown violet (General Anders), imperforate sheetlet of one, canceled "Poczta Polowa / 136 / 4 VI 46", v.f., one of only a few known, cat. €4500 (Cat No. Sass.F13A) (Image)

Cat. €4500, Est.US$1,000

1946 souvenir sheet (white paper) of only three instead of four values (45gr green omitted), unused without gum as issued, v.f., one of only two recorded, with 2019 Dr.Avi certificate, cat. €12000 (Cat No. Sass.F1Ac) (Image)

Cat. €12000, Est.US$3,000

1946 souvenir sheet (white paper) of only two instead of four values (55gr blue and 2zl brown omitted), unused without gum as issued, minor h.r. showing through at top. still fresh and v.f., one of only four recorded, handstamped guarantee marks and pencil signed Raybaudi, with his 2007 certificate, cat. €9000 (Cat No. Sass.F1Ae) (Image)

Cat. €9000, Est.US$2,500

1946 souvenir sheet of only three instead of four values (45gr green omitted at top), unused without gum as issued, minor paper wrinkles and marginal creases, still fine, one of only three recorded, handstamped guarantee marks and pencil signed Raybaudi, with his 2002 certificate, cat. €8000 (Cat No. Sass.F1b) (Image)

Cat. €8000, Est.US$2,500

1946 uncut horizontal pair of two souvenir sheets (white paper), each showing a pronounced shift of the green (45gr) value, v.f., rare (Cat No. Sass.F1var) (Image)

Est.US$2,500

1946 1zl gray, imperforate sheetlet of one, canceled "Poczta Polowa / 136 / 4 VI 46", v.f., unique (!) (illustrated in Sassone) cat. €12000 (Cat No. Sass.F7B) (Image)

Cat. €12000, Est.US$2,500

1954 Tenth Anniversary overprints, complete in black, carmine and vermilion, set of ten different, including Air Post, n.h., fine-v.f., cat. €3420 (Cat No. Sass.1-9,PA1) (Image)

Cat. €3420, Est.US$750