Philippine Constabulary 2c Rzial Green on Blue Official Envelopes UPSS-OB2: SIZE 7 Form 1 Corner Card, Without Comma After "OFFICIAL" 1910 APRIL 28: BAGUIO to MANILA UPSS-OB40: SIZE 7 (ca 1913) MARCH 18: MANILA to BAGUIO

7.30.2006