1966 MANILA SUMMIT CONFERENCE

October 24

6s and 30s Pres. Marcos Inauguration issue of 1966 
overprinted by the Philippine Bureau of Printing.
6s With green overprint and 30s with black overprint.
Quantity: 6s - 2,000,000 and 30s - 1,000,000

Original stamp lithographed by Thomas de la Rue & Co. Ltd., London,
on unwatermarked paper. Issued perforation 12 1/2.

 Normal
Normal
Black overprint instead of green

ONLY ONE SHEET KNOWN

Shifted Overprint
Showing a Quarter on Each Corner
Inverted Overprint
Green Overprint Instead of Black
On Imperforate Proof