Hyphen Omitted
O27a

2c Rizal
O27

No Period After "B"
O27b

4c Woman & Carabao
O28

6c Allegory
O29

8c Pearl Fishing
O30

10c Fort Santiago
O31

No Period After "O"
O31a

12c Salt Spring
O32

16c Magellan Landing
O33

20c Juan dela Cruz
O34

26c Rice Terraces
O35

30c Blood Compact
O36
  
1941 OFFICIAL

2c Rizal, Apple Green
O37
NO IMAGE YET

1946 OFFICIAL

2c Rizal, Sepia
O44