These semi-official airmails were issued for use on Regensburg's first airmail flights, which were operated in conjunction with Regensburg Aviation Days, 11-13 October 1912.
Regensburg Aviation Days
MiNr. 6
MiNr. 7
MiNr. 8
These semi-official airmails were issued for use on Regensburg's first airmail flights, which were operated in conjunction with Regensburg Aviation Days, 11-13 October 1912.