Portomarken
![Kroatien 1941](/image/160608/base250X250/kroatien-1941-hrvatska-nezavisna-drzava-hrvatska-shield-overprint-on-50-p.jpg)
Kroatien, Michel Porto 1, Gestempelt
1941. HRVATSKA NEZAVISNA DRZAVA HRVATSKA (SHIELD) overprint on 50 P.
![Kroatien 1941](/image/160609/base250X250/kroatien-1941-hrvatska-nezavisna-drzava-hrvatska-shield-overprint-on-1-d.jpg)
Kroatien, Michel Porto 2, Gestempelt
1941. HRVATSKA NEZAVISNA DRZAVA HRVATSKA (SHIELD) overprint on 1 D.
![Kroatien 1941](/image/160610/base250X250/kroatien-1941-hrvatska-nezavisna-drzava-hrvatska-shield-overprint-on-5-d.jpg)
Kroatien, Michel Porto 4, Gestempelt
1941. HRVATSKA NEZAVISNA DRZAVA HRVATSKA (SHIELD) overprint on 5 D.
![Kroatien 1941](/image/160611/base250X250/kroatien-1941-hrvatska-nezavisna-drzava-hrvatska-shield-overprint-on-5-d.jpg)
Kroatien, Michel PORTO 6-10, Gestempelt
1941. HRVATSKA NEZAVISNA DRZAVA HRVATSKA (SHIELD) overprint on 5 D.