11 JANUARY 1906: ALBAY to MANILA
Constabulary parcel piece with 1c Franklin and 15c Clay with red O.B.
mixed with 2c Washington B/4 with blue O.B.  for 24c multiple rate, 12 ounces maximum weight.

Although a parcel piece, Constabulary official mail always dispatched as first class mail matter.

EARLIEST RECORDED USE OF SMALL TYPE I RED O.B. 


24 FEBRUARY 1906: VIGAN, ILOCOS SUR to MANILA
Quintuple rated, 2-1/2 ounces weight, franked with 1c x 3 Franklins with red O.B.
and 2c Washington 1899 issue with black small Type VIII O.B. Backstamped MANILA / FEB 28.
Frame 3 / Page 38
P-31
P-32
P-33
P-34
P-35
P-36
P-37
P-38
P-39
P-40
P-41
P-42
P-43
< Type I Small O.B. in Purple
Type II Iloilo Marking #1 >