POLONIA. 1928 (309-IX). VARSOVIA a MALORYTA. BALLON POST. 5 gr. verde y sello semioficial de 1 zt. violeta y azul, transportada por el ...

POLONIA. 1928 (30-IX). VARSOVIA a MALORYTA. BALLON POST. 5 gr. verde y sello semioficial de 1 zt. violeta y azul SIN DENTAR, transportada ...

POLONIA. 1928 (24-IX). WARSAWA to PARIS. 10 gr. (2) and 5 gr. orange and red orange Semi-postal stamps (Sanabria 45).

POLONIA. 1929 (30-IV). WARSAWA to LWOW. 1 gr., 2 gr. and 3 gr. (2) with 1 gr. violet Semi-postal stamp (Sanabria 17) and five values of 1, ...

POLONIA. 1929 (1-VI). WARSAWA to LWOW. 2 gr. (5), 5 gr. orange, 10 gr. green, 50 gr. red and 1 zt. blue Semi-postal stamps (Sanabria 56, ...

POLONIA. 1929 (31-XII). WARSAWA to LWOW. 5 gr. (2) and 10 gr. rose (Tarnopol Issue) Semi-postal stamp (Sanabria 51).

POLONIA. 1930 (29-V). WARSAWA to DAVID (Panama). RAID POLAND-USA-CANADA-CUBA-MEXICO-PANAMA-PERU, stage WARSAWA-PANAMA. 10 gr. and 45 gr. ...

POLONIA. 1930 (29-V). WARSAWA to MOLLENDO (Peru). RAID POLAND-USA-CANADA-CUBA-MEXICO-PANAMA-PERU, stage WARSAWA-PERU. 45 gr. (3) and 1 zt. ...

POLONIA. 1930 (29-V). WARSAWA to MEXICO. RAID POLAND-USA-CANADA-CUBA-MEXICO-PANAMA-PERU, stage WARSAWA-MEXICO. 15 gr., 45 gr. and 1 zt. ...

POLONIA. 1930 (29-V). WARSAWA to CANADA. RAID POLAND-USA-CANADA-CUBA-MEXICO-PANAMA-PERU stage WARSAWA-CANADA. 10 gr., 20 gr. and 30 gr. ...

POLONIA. 1930 (29-V). WARSAWA to CHICAGO (U.S.A.). RAID POLAND-USA-CANADA-CUBA-MEXICO-PANAMA-PERU stage WARSAWA-U.S.A. 15 gr. and 45 gr. ...

POLONIA. 1930 (7-VI). WARSAWA to ATHENS (Greece). RAID WARSAWA-WIEN-INDIA stage WARSAWA-ATHENS. 30 gr. Special airmail mark, only 65 ...

POLONIA. 1930 (7-VI). WARSAWA to DELHI (India). RAID WARSAWA-WIEN-INDIA stage WARSAWA-DELHI. 10 gr., 15 gr., 45 gr. and 1 zt. Special ...

POLONIA. 1930 (7-VI). WARSAWA to KARACHI (India). RAID WARSAWA-WIEN-INDIA stage WARSAWA-KARACHI. 30 gr. (2) and 20 gr. Special airmail ...

POLONIA. 1930 (7-VI). WARSAWA to CAIRO (Egypt). RAID WARSAWA-WIEN-INDIA stage WARSAWA-ALEXANDRIA. 30 gr. and 10 gr. Special airmail mark, ...

POLONIA. 1934 (June 27). NEW YORK to WARSAW (Poland). Transatlantic flight of Mono-Plane ´Warsaw´. Mixed franking U.S.A. plus Poland. ...

POLONIA. 1936 (21-VI). KROKOW a MYDLNIKI. BALLON POST. 20 gr. y 45 gr. y sello semioficial de 10 gr. verde. Mat. especial, transportada por ...

POLONIA. 1938 (28-V). RIO DE JANEIRO to WARSAWA. RAID LOS ANGELES-WARSAWA by Captain SKARZYUSKI, stage RIO DE JANEIRO-WARSAWA. RARE only 20 ...

POLONIA. 1938 (14-X). VARSOVIA a LWOW. BALLON POST. Vuelo estratosférico circulado con la HB. de 75 gr.

POLONIA. 1939 (25-IV). WARSAWA to CAPE TOWN (South Africa). CRASH MAIL. 55 gr. polish Postal Stationery envelope. Crashed in MOZAMBIQUE ...

POLONIA. 1923-30. AIR MAIL Semi-postal stamps. Collection in album pages. (See www).

POLONIA. 1923-35. AIR MAIL. Collection of 72 covers with different flowns in exhibition sheets with descriptions. A very interesting group. ...

POLONIA. 1932 (31-III). WARSAWA to PERNAMBUCO (Brazil). Postal Stationery card of 15 gr. uprated with 20 gr., 30 gr. (2) and 75 gr. (3) ...

POLONIA. 1932 (1-IV). WARSAWA to ARICA (Chile). 5 gr., 45 gr. and 50 gr. (6) sent via GRAF ZEPPELIN II SUDAMERIKAFAHRT.

POLONIA. 1932 (7-IV). WARSAWA to RIO DE JANEIRO. 20 gr., 30 gr. (2) and 45 gr. (2) sent via GRAF ZEPPELIN IV SUDAMERIKAFAHRT.

POLONIA. 1932 (13-IV). WARSAWA to RIO DE JANEIRO. 10 gr., 30 gr. (2), 45 gr. (2) and 50 gr. (4) sent via GRAF ZEPPELIN III SUDAMERIKAFAHRT.

POLONIA. 1932 (14-IV). WARSAWA to PERNAMBUCO (Brazil). Postal Stationery card of 15 gr. uprated with 20 gr. and 45 gr. (8) stamps sent via ...

POLONIA. 1932 (23-IX). WARSAWA to BERLIN (via Helianopolis, Brazil). 10 gr. and 75 gr. (4) sent via GRAF ZEPPELIN and CONDOR ZEPPELIN VII ...

POLONIA. 1932 (25-VIII). WARSAWA to RIO DE JANEIRO (Brazil). 5 gr. (2), 10 gr. (2), 15 gr., 20 gr., 30 gr. and 45 gr. (6) stamps sent via ...

POLONIA. 1932 (25-VIII). WARSAWA to RECIFE (Brazil). Postal Stationery card of 15 gr. uprated with 10 gr., 15 gr. and 45 gr. (9) sent via ...