Black
Shipped to Manila September 1, 1938: 105,000
1941 FEBRUARY 13: CEBU to MANILA
City Treasurer official mail, franked with 12c Salt Spring and 6c La Filipina O.B. issues for proper 18c Single Domestic Registered Rate, 20 grams maximum weight.

Type II Wide Spacing O.B. on 6c La Filipina