5 JULY 1906: ILOILO, PANAY ISLD. to MANILA
8 times rated official mail, red manuscript OB on 1c Franklin issue of 1903.

20 AUGUST 1906: STA RITA, PAMPANGA to MANILA
From the Court of First Instance, with 2c Washington 1899 issue with black manuscript "OB"
for double rate, 1 ounce weight. Backstamped BACOLOR / PAMPANGA / AUG 20 and MANILA / AUG 21.

SEPTEMBER 1906: SANTA CRUZ, LAGUNA to MANILA
Constabulary official mail, 12 times rated, black manuscript "O.B." on 2c Washington x 6 issue of 1903. Backstamped MANILA / SEP 14.
Frame 1 / Page 7
<Stamping Method
P-4
P-5
P-6
P-7
P-8
Type I Small O.B.>