Montalban Gorge 4 P — Philippines, 1937
Montalban Gorge (Philippines, 1937), face value 4 P, “1936-37 overprints” series. Photo, catalogue value, details and photo identification.
- Series
- 1936-37 overprints
- Issue date
- 1937
- Face value
- 4 P
- Colors
- Black | Blue