| United States |
| 10c-90c 1857-60 Issue (Scott 31-39) (11) |
| 1847 Issue (Scott 1-2) (36) |
| 1861-66 Issue (Scott 56-78) (33) |
| 1867-68 Grilled Issue (Scott 79-101) (18) |
| 1869 Pictorial Issue (Scott 112-122) (37) |
| 1870-88 Bank Note Issues (Scott 134-218) (30) |
| 1875 Re-Issue of 1861-66 Issue (Scott 102-111) (12) |
| 1875 Re-Issue of 1869 Pictorial Issue (Scott 123-1 (32) |
| 1875 Reprint of 1857-60 Issue (Scott 40-47) (18) |
| 1875 Reproduction of 1847 Issue (Scott 3-4) (12) |
| 1890-93 Issue (Scott 219-229) (10) |
| 1893 Columbian Issue (Scott 230-245) (17) |
| 1894-98 Bureau Issue (Scott 246-284) (19) |
| 1898 Trans-Mississippi Issue (Scott 285-293) (26) |
| 1901 Pan-American Issue (Scott 294-299) (3) |
| 1902-08 Issues (Scott 300-320) (19) |
| 1904 Louisiana Purchase Issue (Scott 323-327) (4) |
| 1908-12 Issues (Scott 339-372) (27) |
| 1910-13 Issues (Scott 374-404) (8) |
| 1912-18 Issues (Scott 405-491) (27) |
| 1917-19 Issues (Scott 498-517) (15) |
| 1918-22 Issues (Scott 527-573) (18) |
| 1923-29 Issues (Scott 578-679) (32) |
| 1c 1851-56 Issue (Scott 6-9) (21) |
| 1c-3c 1857-60 Issue (Scott 18-26A) (15) |
| 3c 1851-57 Issues - Carriers, Locals and Western M (13) |
| 3c 1851-57 Issues - Civil War, Group Lots (11) |
| 3c 1851-57 Issues - Essays and Proofs (12) |
| 3c 1851-57 Issues - Illustrated, Advertising and C (15) |
| 3c 1851-57 Issues - Imprint Positions (12) |
| 3c 1851-57 Issues - July 1, 1851 First Day of Issu (1) |
| 3c 1851-57 Issues - Perforated Issue (6) |
| 3c 1851-57 Issues - Perforation Essays and Trials (7) |
| 3c 1851-57 Issues - Railroads and Waterways (25) |
| 3c 1851-57 Issues - Shades (19) |
| 3c 1851-57 Issues - Unusual Postal Markings and Ca (21) |
| 3c-12c 1851-56 Issue (Scott 10-17) (31) |
| 5c 1857-60 Issue (Scott 27-30A) (22) |
| Air Post (19) |
| Booklets and Stamp Envelopes (6) |
| Collections and Accumulations (4) |
| Confederate States (9) |
| Group Lots by Issue (2) |
| Hunting Permits (9) |
| Later Issues (9Scott 689-5306b) (23) |
| Newspapers and Periodicals (9) |
| Officials (23) |
| Parcel Post, Carriers and Locals (13) |
| Postal Cards (5) |
| Postal Stationery (56) |
| Postmasters' Provisionals (6) |
| Revenues - Documentary (20) |
| Revenues - First Issue (45) |
| Revenues - Proprietary, Stock Transfer (17) |
| Revenues - Second and Third Issues (20) |
| Revenues - Silver Tax, Revenue Stamped Paper, Reve (16) |
| Special Delivery, Registration, Postage Due, Offic (19) |
| The 1918 24c Inverted Jenny, Position 95 (1) |
| U.S. Possessions - Canal Zone (14) |
| U.S. Possessions - Hawaii thru Philippines (5) |
| War Savings, Telegraphs (2) |