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
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
Number O74 - Continental Bank Note Treasury Department 3¢ Washington stamp
Number O109 -American Bank Note Treasury Department 3¢ stamp - Brown, yellow-brown
Six Cent Treasury Official Stamps
Number O75 - Continental Bank Note Treasury Department 6¢ Lincoln stamp
Number O110 - American Bank Note Treasury Department 6¢ stamp - brown, yellow brown, dark brown
Ten Cent Treasury Official Stamps
Number O77 - Continental Bank Note Treasury Department 10¢ Jefferson stamp
Number O111 - American Bank Note Treasury Department 10¢ stamp - brown, yellow brown, dark brown
Thirty Cent Treasury Official Stamps
Number O81 - Continental Bank Note Treasury Department 30¢ Hamilton stamp
Number O112 - American Bank Note Treasury Department 30¢ stamp - Brown
Ninety Cent Treasury Official Stamps
Number O82 - Continental Bank Note Treasury Department 90¢ Perry stamp
Number O113 - American Bank Note Treasury Department 90¢ stamp - Brown, dark brown