Postage Due
Czechoslovakia, Michel PORTO 23, Cancelled
1923. CESKOSLOVENSKO. Postage due. DOPLATIT 100 Heller overprint on 120 heller Hradschin.
Czechoslovakia, Michel PORTO 40, Cancelled
1926. CESKOSLOVENSKO. Postage due. DOPLATIT 100 Heller overprint on 1000 heller Hradschin.
Czechoslovakia, Michel PORTO 35, Cancelled
1926. CESKOSLOVENSKO. Postage due. DOPLATIT 30 Heller overprint on 15 heller Hradschin.
Czechoslovakia, Michel PORTO 36, Cancelled
1926. CESKOSLOVENSKO. Postage due. DOPLATIT 40 Heller overprint on 15 heller Hradschin.
Czechoslovakia, Michel PORTO 16, Hinged
1922. CESKOSLOVENSKO. Postage due. DOPLATIT 50 Heller overprint on 75 heller Hradschin. Hinged.
Czechoslovakia, Michel PORTO 18, Hinged
1922. CESKOSLOVENSKO. Postage due. DOPLATIT 100 Heller overprint on 80 heller Hradschin. Hinged.
Czechoslovakia, Michel Porto 61, Cancelled
1928. CESKOSLOVENSKO. Postage due. DOPLATIT. 60 HALERU. With red line at top on the stamp.
Czechoslovakia, Michel Porto 65, Hinged
1928. CESKOSLOVENSKO. Postage due. DOPLATIT. 10 KORUN. Varity with extra blue line at top. Hinged.
Czechoslovakia, Michel Porto 60, cut
1928. CESKOSLOVENSKO. Postage due. DOPLATIT. 50 HALERU. on small piece cancelled RACHOV - PAXOB 5.V. 37. Interesting cancel from Karpaten - Ukraine.
Czechoslovakia, Michel Porto 46, Cancelled
1926. CESKOSLOVENSKO. Postage due. DOPLATIT. 100 Heller on 600 H. Algorie.
Czechoslovakia, Michel Porto 47, Cancelled
1927. CESKOSLOVENSKO. Postage due. DOPLATIT. 100 Heller.
Czechoslovakia, Michel Porto 28, Mint never hinged
1925. CESKOSLOVENSKO. Postage due. DOPLATIT. 10 on 5 Heller. Never hinged.
Czechoslovakia, Michel Porto 29, Mint never hinged
1925. CESKOSLOVENSKO. Postage due. DOPLATIT. 20 on 5 Heller. Never hinged.
Czechoslovakia, Michel Porto 51, Cancelled
1927. CESKOSLOVENSKO. Postage due. DOPLATIT. 20 Heller.
Czechoslovakia, Mint never hinged
1919. CESKOSLOVENSKO. Postage due. DOPLATIT. T on 3 Heller Hradschin. Never hinged.
Czechoslovakia, Mint never hinged
1919. CESKOSLOVENSKO. Postage due. DOPLATIT. T on 5 Heller Hradschin. Never hinged.
Czechoslovakia, Mint never hinged
1919. CESKOSLOVENSKO. Postage due. DOPLATIT. T on 5 Heller Hradschin. Never hinged.
Czechoslovakia, Mint never hinged
1919. CESKOSLOVENSKO. Postage due. DOPLATIT. T on 5 Heller Hradschin. Never hinged.
Czechoslovakia, Mint never hinged
1919. CESKOSLOVENSKO. Postage due. DOPLATIT. PORTO on 5 Heller Hradschin. Never hinged.
Czechoslovakia, Mint never hinged
1919. CESKOSLOVENSKO. Postage due. DOPLATIT. T on 10 Heller Hradschin. Never hinged.
Czechoslovakia, Mint never hinged
1919. CESKOSLOVENSKO. Postage due. DOPLATIT. T on 20 Heller Hradschin. Never hinged.