TYPE IV-4
Handstamped in Violet Stamp Pad Ink
Without Dot or Period After “O” and “B”. Wide spacing between "O" and "B"
“B” With Very Short Serif.

Used from January 15 to mid June 1906 in the towns of Baliwag and Malolos, Bulacan province and in the towns of Arayat and San Fernando, Pampanga province.


Size: 5.25 x 3.0 mm

15 JANUARY 1906: MALOLOS, BULACAN to MANILA
Triple rated Constabulary official mail with 1c Franklin with Type IV-4 violet "OB" mixed with 2c Washington
with black manuscript "O.B." Backstamped MANILA on the same day.

THE EARLIEST RECORDED USE OF  TYPE IV-4


29 JANUARY 1906: SAN FERNANDO, PAMPANGA to MANILA
Double rated Constabulary official mail with 1c x 2 Franklins. Backstamped MANILA / JAN 31.
Frame 4 / Page 54
Type IV-1
Type IV-2
Type IV-3
Type IV-4
Type IV-5
P-47
P-48
P-49
P-50
P-51
P-52
P-53
P-54
P-55
P-56
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Type V Small O.B. >