18 BULLETIN 105, UNITED STATES NATIONAL MUSEUM. 



Overprinted sample A in large capitals. 



Ic. Ultramarine, red.* 



2c. Lake, blue.* 



3c. Purple, red.* 



4c. Sepia, red.* 



5c. Yellow brown, blue.* 



6c. Vermilion, blue.* 

 10c. Blue green, red.* 

 15c. Bright blue, red.* 

 30c. Black, red.* 

 90c. Orange, blue.* 

 These stamps were issued as color samples for the succeeding issue 

 1890-93: 



Ic. Dull blue.* 



Ic. Deep blue.* 



Ic. Ultramarine.* 



2c. Lake.* 



2c. Carmine.* 



2c. Rose carmine.* 



3c. Purple.* 



3c. Bright purple.* 



4c. Dark brown.* 



4c. Deep yellow brown.* 



5c. Chocolate.* 



5c. Yellow brown.* 



6c. Brown red.* 



