Postage Due
![Czechoslovakia 1923](/image/158531/base250X250/czechoslovakia-1923-ceskoslovensko-postage-due-doplatit-100-heller-overprint-on.jpg)
Czechoslovakia, Michel PORTO 23, Cancelled
1923. CESKOSLOVENSKO. Postage due. DOPLATIT 100 Heller overprint on 120 heller Hradschin.
![Czechoslovakia 1926](/image/158532/base250X250/czechoslovakia-1926-ceskoslovensko-postage-due-doplatit-100-heller-overprint-on.jpg)
Czechoslovakia, Michel PORTO 40, Cancelled
1926. CESKOSLOVENSKO. Postage due. DOPLATIT 100 Heller overprint on 1000 heller Hradschin.
![Czechoslovakia 1926](/image/158533/base250X250/czechoslovakia-1926-ceskoslovensko-postage-due-doplatit-30-heller-overprint-on.jpg)
Czechoslovakia, Michel PORTO 35, Cancelled
1926. CESKOSLOVENSKO. Postage due. DOPLATIT 30 Heller overprint on 15 heller Hradschin.
![Czechoslovakia 1926](/image/158534/base250X250/czechoslovakia-1926-ceskoslovensko-postage-due-doplatit-40-heller-overprint-on.jpg)
Czechoslovakia, Michel PORTO 36, Cancelled
1926. CESKOSLOVENSKO. Postage due. DOPLATIT 40 Heller overprint on 15 heller Hradschin.
![Czechoslovakia 1922](/image/154162/base250X250/czechoslovakia-1922-ceskoslovensko-postage-due-doplatit-50-heller-overprint-on.jpg)
Czechoslovakia, Michel PORTO 16, Hinged
1922. CESKOSLOVENSKO. Postage due. DOPLATIT 50 Heller overprint on 75 heller Hradschin. Hinged.
![Czechoslovakia 1922](/image/154163/base250X250/czechoslovakia-1922-ceskoslovensko-postage-due-doplatit-100-heller-overprint-on.jpg)
Czechoslovakia, Michel PORTO 18, Hinged
1922. CESKOSLOVENSKO. Postage due. DOPLATIT 100 Heller overprint on 80 heller Hradschin. Hinged.
![Czechoslovakia 1928](/image/154164/base250X250/czechoslovakia-1928-ceskoslovensko-postage-due-doplatit-60-haleru-with-red-line.jpg)
Czechoslovakia, Michel Porto 61, Cancelled
1928. CESKOSLOVENSKO. Postage due. DOPLATIT. 60 HALERU. With red line at top on the stamp.
![Czechoslovakia 1928](/image/154165/base250X250/czechoslovakia-1928-ceskoslovensko-postage-due-doplatit-10-korun-varity-with.jpg)
Czechoslovakia, Michel Porto 65, Hinged
1928. CESKOSLOVENSKO. Postage due. DOPLATIT. 10 KORUN. Varity with extra blue line at top. Hinged.
![Czechoslovakia 1928](/image/154097/base250X250/czechoslovakia-1928-ceskoslovensko-postage-due-doplatit-50-haleru-on-small-piece.jpg)
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 1926](/image/148753/base250X250/czechoslovakia-1926-ceskoslovensko-postage-due-doplatit-100-heller-on-600-h.jpg)
Czechoslovakia, Michel Porto 46, Cancelled
1926. CESKOSLOVENSKO. Postage due. DOPLATIT. 100 Heller on 600 H. Algorie.
![Czechoslovakia 1927](/image/148754/base250X250/czechoslovakia-1927-ceskoslovensko-postage-due-doplatit-100-heller.jpg)
Czechoslovakia, Michel Porto 47, Cancelled
1927. CESKOSLOVENSKO. Postage due. DOPLATIT. 100 Heller.
![Czechoslovakia 1925](/image/148755/base250X250/czechoslovakia-1925-ceskoslovensko-postage-due-doplatit-10-on-5-heller-never.jpg)
Czechoslovakia, Michel Porto 28, Mint never hinged
1925. CESKOSLOVENSKO. Postage due. DOPLATIT. 10 on 5 Heller. Never hinged.
![Czechoslovakia 1925](/image/148756/base250X250/czechoslovakia-1925-ceskoslovensko-postage-due-doplatit-20-on-5-heller-never.jpg)
Czechoslovakia, Michel Porto 29, Mint never hinged
1925. CESKOSLOVENSKO. Postage due. DOPLATIT. 20 on 5 Heller. Never hinged.
![Czechoslovakia 1927](/image/148757/base250X250/czechoslovakia-1927-ceskoslovensko-postage-due-doplatit-20-heller.jpg)
Czechoslovakia, Michel Porto 51, Cancelled
1927. CESKOSLOVENSKO. Postage due. DOPLATIT. 20 Heller.
![Czechoslovakia 1919](/image/148758/base250X250/czechoslovakia-1919-ceskoslovensko-postage-due-doplatit-t-on-3-heller-hradschin.jpg)
Czechoslovakia, Mint never hinged
1919. CESKOSLOVENSKO. Postage due. DOPLATIT. T on 3 Heller Hradschin. Never hinged.
![Czechoslovakia 1919](/image/148759/base250X250/czechoslovakia-1919-ceskoslovensko-postage-due-doplatit-t-on-5-heller-hradschin.jpg)
Czechoslovakia, Mint never hinged
1919. CESKOSLOVENSKO. Postage due. DOPLATIT. T on 5 Heller Hradschin. Never hinged.
![Czechoslovakia 1919](/image/148760/base250X250/czechoslovakia-1919-ceskoslovensko-postage-due-doplatit-t-on-5-heller-hradschin.jpg)
Czechoslovakia, Mint never hinged
1919. CESKOSLOVENSKO. Postage due. DOPLATIT. T on 5 Heller Hradschin. Never hinged.
![Czechoslovakia 1919](/image/148761/base250X250/czechoslovakia-1919-ceskoslovensko-postage-due-doplatit-t-on-5-heller-hradschin.jpg)
Czechoslovakia, Mint never hinged
1919. CESKOSLOVENSKO. Postage due. DOPLATIT. T on 5 Heller Hradschin. Never hinged.
![Czechoslovakia 1919](/image/148762/base250X250/czechoslovakia-1919-ceskoslovensko-postage-due-doplatit-porto-on-5-heller.jpg)
Czechoslovakia, Mint never hinged
1919. CESKOSLOVENSKO. Postage due. DOPLATIT. PORTO on 5 Heller Hradschin. Never hinged.
![Czechoslovakia 1919](/image/148763/base250X250/czechoslovakia-1919-ceskoslovensko-postage-due-doplatit-t-on-10-heller-hradschin.jpg)
Czechoslovakia, Mint never hinged
1919. CESKOSLOVENSKO. Postage due. DOPLATIT. T on 10 Heller Hradschin. Never hinged.
![Czechoslovakia 1919](/image/148764/base250X250/czechoslovakia-1919-ceskoslovensko-postage-due-doplatit-t-on-20-heller-hradschin.jpg)
Czechoslovakia, Mint never hinged
1919. CESKOSLOVENSKO. Postage due. DOPLATIT. T on 20 Heller Hradschin. Never hinged.