1943 ERRONEOUS POSTAGE DUE NOTICE
1943 AUGUST 16: SAN NICOLAS, PANGASINAN to MANILA

Commercial cover franked with #N12, 1c pair Nipa Hut
and #N26, 2c Bataan - Corregidor issues. Marked "Return for Postage Dues / 1c".

The 1c call for additional postage is a mistake. The window envelope is
unsealed, 4c franking paying the proper Third Class Rate valid until May 30, 1944.

VERY SCARCE TO RARE COMBINATION FRANKING