CATALOGUE UNITED STATES POSTAGE STAMPS. 55 



Continental Bank Note Company: 



Overprinted specimen in small red capitals. 

 1873: 

 Gray surface paper. 

 Ic. Gray black. 

 2c. Gray black. 

 3c. Gray black. 

 6c. Gray black. 

 10c. Gray black. 

 12c. Gray black. 

 15c. Gray black. 

 24c. Gray black. 

 30c. Gray black. 

 90c. Gray black. 



Error — Sepcim^nfor specimen. 

 Ic. Gray black. 

 2c. Gray black. 

 American Bank Note Company: 

 1879: 

 Soft porous paper. 

 3c. Black.* 

 The specimen sets for all departments were a special printing made in 

 1875 on the very white paper characteristic of the Continental Bank 

 Note Company's special printings. 

 No note has been made of any department stamps on double paper as all 

 those seen by the writer have been split paper and not the bona fide 

 double paper. 



POST OFFICE SEALS. 

 Registered Letters. 



National Bank Note Company: 

 1872: 

 Perforated 12. 

 Pelure paper. 



Light yellow green. 

 Thin horizontally laid paper. 

 Green* 

 Continental Bank Note Company: 

 1873: 

 Thin wove paper. 

 Light green.* 

 Dark green.* 

 Yellow green. 

 Gray green. 

 AMERICAN Bank Note Company: 

 Reprint. 

 1880: 

 Soft porous paper. 



Blue green.* 

 53550— 19— Bull. 105 5 



