The Treasury Department Stamp Designs of 1873

The 1¢, 2¢, and 3¢ stamps were printed on plates of 200 stamps and cut into two panes of 100 stamps
The 6¢, 7¢, 10¢, 12¢, 15¢, 24¢, 30¢, and 90¢ stamps were printed on plates of 100 stamps
Perforated 12 - Issued July 3, 1873 - Printed by the Continental Bank Note Co. on "thin, hard" whitish paper

Scott O72 
1¢ Franklin
Scott O73 
2¢ Jackson
Scott O74 
3¢ Washington
Scott O75 
6¢ Lincoln
Scott O76 
7¢ Stanton

Scott O77 
10¢ Jefferson
Scott O78 
12¢ Clay
Scott O79 
15¢ Webster
Scott O80 
24¢ Scott
Scott O81 
30¢ Hamilton
Scott O82 
90¢ Perry

The Continental Treasury Official stamps range in color from yellow brown to dark brown, with brown listed as the major color variety. The 15¢ is not listed in the darker shades. The 3¢, 6¢ 10¢, 30¢ and 90¢ Treasury Department stamps were also issued in 1879 by the American Bank Note Company on soft porous paper. The stamps are distinguished by paper type, the Continental stamps are on thin hard paper and the American stamps on soft porous paper:

see: Bank Note Paper Types

Three Cent Treasury Official Stamps
Scott O74 - Continental Bank Note Treasury Department 3¢ Washington stamp
Scott O109 -American Bank Note Treasury Department 3¢ stamp - Brown, yellow-brown

Six Cent Treasury Official Stamps
Scott O75 - Continental Bank Note Treasury Department 6¢ Lincoln stamp
Scott O110 - American Bank Note Treasury Department 6¢ stamp - brown, yellow brown, dark brown

Ten Cent Treasury Official Stamps
Scott O77 - Continental Bank Note Treasury Department 10¢ Jefferson stamp
Scott O111 - American Bank Note Treasury Department 10¢ stamp - brown, yellow brown, dark brown

Thirty Cent Treasury Official Stamps
Scott O81 - Continental Bank Note Treasury Department 30¢ Hamilton stamp
Scott O112 - American Bank Note Treasury Department 30¢ stamp - Brown

Ninety Cent Treasury Official Stamps
Scott O82 - Continental Bank Note Treasury Department 90¢ Perry stamp
Scott O113 - American Bank Note Treasury Department 90¢ stamp - Brown, dark brown