Postage Due
Croatia, Michel Porto 1, Cancelled
1941. HRVATSKA NEZAVISNA DRZAVA HRVATSKA (SHIELD) overprint on 50 P.
Croatia, Michel Porto 2, Cancelled
1941. HRVATSKA NEZAVISNA DRZAVA HRVATSKA (SHIELD) overprint on 1 D.
Croatia, Michel Porto 4, Cancelled
1941. HRVATSKA NEZAVISNA DRZAVA HRVATSKA (SHIELD) overprint on 5 D.
Croatia, Michel PORTO 6-10, Cancelled
1941. HRVATSKA NEZAVISNA DRZAVA HRVATSKA (SHIELD) overprint on 5 D.