| United States |
| 1847 Issue (Scott 1-2) (19) |
| 1869 Pictorial Issue (Scott 112-122) (36) |
| 1870-71 National Bank Note Co. Issues (Scott 134-1 (16) |
| 1873-75 Continental Bank Note Co. Issues (Scott 15 (13) |
| 1909 Bluish Paper Issue (Scott 357-366) (14) |
| Carriers and Locals (2) |
| Essays and Proofs (4) |
| Essays and Proofs, continued (2) |
| Postal Stationery, Postal Cards (12) |
| Postmasters Provisionals (1) |
| United States and Possessions, Featuring the Irwin |
| $1.00-$2.00 1898 Trans-Mississippi Issue (Scott 29 (22) |
| $1.00-$5.00 1893 Columbian Issue (Scott 241-245) (25) |
| 1851-56 Issue (Scott 5-17) (34) |
| 1861-66 Issue (Scott 62B-78) (24) |
| 1867-68 Grilled Issue (Scott 79-101) (22) |
| 1875 Re-Issue of 1861-66 Issue (Scott 102-111) (9) |
| 1875 Re-Issue of 1869 Pictorial Issue (Scott 123-1 (18) |
| 1875 Reprint of 1857-60 Issue (Scott 40-47) (21) |
| 1875 Reproduction of 1847 Issue (Scott 3-4) (7) |
| 1879-88 American Bank Note Co. Issues (Scott 182-2 (27) |
| 1890-93 Issue (Scott 219-229) (14) |
| 1894-98 Bureau Issues (Scott 246-282) (41) |
| 1901 Pan-American Issue (Scott 294-299) (10) |
| 1902-08 Issues (Scott 300-320) (32) |
| 1904 Louisiana Purchase, 1907 Jamestown Issues (Sc (9) |
| 1908-10 Washington-Franklin Issues (Scott 331-356) (20) |
| 1909 Commemorative Issues (Scott 367-373) (7) |
| 1910-13 Washington-Franklin Issue (Scott 374-396) (19) |
| 1912-15 Washington-Franklin Issue (Scott 405-461) (39) |
| 1913-15 Panama-Pacific Issue (Scott 397-404) (14) |
| 1916-17 Issues (Scott 462-480) (16) |
| 1917-19 Issues (Scott 481-524) (36) |
| 1918-22 Issues (Scott 525-550) (28) |
| 1922-29 Issues (Scott 551-619) (34) |
| 1925 and Later Issues (Scott 620-734a) (19) |
| 1c-3c 1857-60 Issue (Scott 18-26A) (25) |
| 1c-50c 1893 Columbian Issue (Scott 230-240) (24) |
| 1c-50c 1898 Trans-Mississippi Issue (Scott 285-291 (18) |
| 5c-90c 1857-60 Issue (Scott 27-39) (21) |
| Air Post (C1-C12) (31) |
| Air Post, cont. (C13-C23a) (35) |
| Collections and Accumulations (77) |
| Complete Booklets (BK1-BK40) (33) |
| Complete Booklets, cont. (BK45-BK95, Collections) (25) |
| Confederate States (4) |
| Essays and Proofs (27) |
| Essays and Proofs, continued (20) |
| Group Lots by Issue (99) |
| Hunting Permits (38) |
| Newspapers and Periodicals (24) |
| Offices in China (12) |
| Officials, Agriculture thru Post Office (32) |
| Officials, Soft Paper (8) |
| Officials, Special Printings, Collections (24) |
| Officials, State thru War (25) |
| Parcel Post (15) |
| Postage Due (13) |
| Postal Stationery, Postal Cards (3) |
| Postmasters Provisionals (9) |
| Presidential Issue and Later Issues (Scott 832-480 (16) |
| Revenue Group Lots (14) |
| Revenues (14) |
| Revenues, Private Die Proprietary (11) |
| Revenues, Silver Tax (37) |
| Revenues, Wine Stamps (21) |
| Savings Stamps, Seals, other Back-of-Book (8) |
| Special Delivery (14) |
| Specimens (21) |
| U.S. Possessions, Canal Zone (16) |
| U.S. Possessions, Cuba, Guam (2) |
| U.S. Possessions, Hawaii (16) |