1906 Philippine Constabulary 4-Colors Registered Cover

1906 JUNE 5: MALOLOS, BULACAN to MANILA

Philippine Constabulary official mail with 4 color franking using 1c green x 4 (#226), 
2c x 2 (#227), 10c x 5 (#233) and 50c (236) for 1p-8c multiple registered rate.
Same day Manila entry on back flap.

VERY SCARCE 50c AND MULTIPLE USE OF 10c

Dr. Tommy Sim Collection