2c Green & Black
O1

4c Carmine & Black
O2

18c Light Brown & Black
O3

20c Orange & Black
O4
SPECIMENS
Overprinted "Specimen" in Red

O1S R

O2S R

O3S R

O4S R
Overprinted Red "Cancelled" in Diagonal Position

O1S S

O2 S S

O3S S

O3S S