30 BULLETIlSr 105, UNITED STATES NATIONAL MUSEUM. 



Bureau op Engraving and Printing: 



Coil stamps. 

 1908: 

 Coiled horizontally, perforated vertically only. 

 Ic. Green.* 

 Ic. Yellow green. 

 2c. Carmine.* 

 2c. Carmine lake. 

 3c. Violet. 

 4c. Brown.* 

 5c. Blue.* 

 10c. Yellow.* 



The Ic, 2c., and 4c. exist in horizontal pairs showing either 2 mm. or 3 mm. 

 spacing between stamps. 

 Coiled vertically, perforated horizontally only. 

 Ic. Green.* 

 2c. Carmine.* 

 4c. Brown.* 

 5c. Blue.* 

 Pairs are known to exist of all denominations of coiled stamps showing the 

 guide line between stamps. 

 1909: 

 Commemorative op Centenary op Birth op Abraham Lincoln: 

 Perforated 12. 



2c. Carmine.* 

 Imperforate. 

 2c. Carmine.* 

 Horizontal pairs exist of this stamp showing either 2 mm. or 3 mm. spacing 

 between stamps. The imperforate stamps were issued in sheets of 400, 

 and paii's exist showing either horizontal or vertical guide line between 

 stamps, also blocks from center of sheet showing the crossed guide lines 

 between the stamps. 

 1909: 

 Bluish rag paper. 

 Perforated 12. 

 Ic. Green.* 

 2c. Carmine.* 

 3c. Deep violet.* 

 4c. Pale brown.* 

 5c. Blue.* 

 6c. Red orange.* 

 8c. Olive.* 

 10c. Yellow.* 

 13c. Deep sea green.* 

 15c. Pale ultramarine.* 

 2c. Carmine (Lincoln).* 

 The Ic, 2c., and 2c. Lincoln exist in horizontal pairs showing either 2 mm. 



or 3 mm. spacing between stamps. 

 This paper was in the nature of an experiment, and only the Ic, 2c., and 

 2c. Lincoln were regularly issued by Post Office Department order. The 

 other denominations became mixed ^vith the regular stock at the Bureau , 

 and were issued through error. All denominations were found and regu- 

 larly bought by the public at some post office in the country except 

 the 4c. and 8c. 



