CATALOGUE UNITED STATES POSTAGE STAMPS. 79 



BuRKAU OF Engraving and Printing: 

 1898: 



Ic. Green. 

 4c. Lilac brown. 

 4c. Rosy brown. 

 4c. Yellow brown. 

 5c. Dark blue. 

 6c. Purplish lake. 

 10c. Brown, type II. 

 10c. Orange brown, type II. 

 15c. Olive green. 



India paper, mounted on card with sunken mount size of die. 

 Die proofs of this issue are also known on plate paper. 

 1904: 



Ic. Deep green.* 

 5c. Dark blue.* 

 10c. Orange brown, type II.* 

 15c. Deep gray olive.* 



India paper, mounted in book with other issues. 

 1915: 

 Special printing for San Francisco Exposition. 

 Ic. Grayish green.* 

 2c. Vermilion, Triangle III.* 

 4c. Rosy brown.* 

 5c. Dark blue.* 

 6c. Light carmine lake.* 

 10c. Orange brown, type II.* 

 15c. Olive.* 



India paper, cut down to one-eighth inch margins. 

 1898: 

 Omaha. 



Ic. Deep green and black. 

 2c. Lake carmine and black. 

 4c. Deep orange and black. 

 5c. Deep blue and black. 

 8c. Violet brown and black. 

 10c. Gray violet and black. 

 50c. Sage green and black. 

 $1. Dull violet and black. 

 $2. Deep orange brown and black. 



India paper, mounted on card with sunken mount size of die. It was 

 originally intended that this issue be bi-colored, but on account of the 

 expense it was later decided to make the issue in one color only for each 

 stamp. The above proofs are the accepted colors for the issue as origi- 

 nally intended. 

 1898: 

 Omaha. 

 Ic. Green. 

 2c. Copper red. 

 4c. Orange. 

 5c. Deep blue. 

 8c. Dull magenta. 

 10c. Gray lilac. 



