United States
See the 458458 items- …-1845 Prephilately 287
- 1845-47 Postmaster Provisionals 84
-
1847-99 General issues
18,976
- Used stamps 13,499
- Unused stamps 1,602
- Covers & Documents 3,195
- Other 62
- Unclassified 618
- 1861-65 Confederate States 72
-
1900-20
13,033
- Used stamps 6,808
- Unused stamps 2,002
- Covers & Documents 3,545
- Other 48
- Unclassified 630
-
1921-40
26,954
- Used stamps 13,810
- Unused stamps 4,236
- Covers & Documents 8,300
- Other 111
- Unclassified 497
-
1941-50
14,032
- Used stamps 4,256
- Unused stamps 2,664
- Covers & Documents 6,864
- Other 130
- Unclassified 118
-
1951-60
22,545
- Used stamps 11,343
- Unused stamps 5,001
- Covers & Documents 5,965
- Other 37
- Unclassified 199
-
1961-70
28,898
- Used stamps 14,156
- Unused stamps 8,231
- Covers & Documents 6,300
- Other 74
- Unclassified 137
-
1971-80
27,840
- Used stamps 11,937
- Unused stamps 9,701
- Covers & Documents 5,957
- Other 79
- Unclassified 166
-
1981-90
33,394
- Used stamps 12,570
- Unused stamps 14,047
- Covers & Documents 6,542
- Other 75
- Unclassified 160
-
1991-00
32,323
- Used stamps 12,549
- Unused stamps 13,996
- Covers & Documents 5,382
- Other 24
- Unclassified 372
-
2001-10
22,956
- Used stamps 11,966
- Unused stamps 6,736
- Covers & Documents 4,059
- Other 69
- Unclassified 126
-
2011-2020
10,060
- Used stamps 5,223
- Unused stamps 1,991
- Covers & Documents 2,776
- Other 14
- Unclassified 56
-
2021-…
361
- Unclassified 2
- Used stamps 80
- Unused stamps 70
- Covers & Documents 209
-
Air Mail
18,021
- 1a. 1918-1940 Used 756
- 1b. 1918-1940 Unused 494
- 1c. 1918-1940 Covers 1,812
- 2a. 1941-1960 Used 2,771
- 2b. 1941-1960 Unused 612
- 2c. 1941-1960 Covers 2,454
- 3a. 1961-… Used 4,192
- 3b. 1961-... Unused 1,686
- 3c. 1961-... Covers 2,492
- Other 415
- Unclassified 337
-
Back of the Book
6,591
- Deliveries 63
- Duck stamps 396
- Locals & Carriers 107
- Machine stamps (ATM) 220
- Newspaper & Periodical 131
- Offices in China 19
- Officials 529
- Parcel Post & Special Handling 366
- Postage Due 906
- Proofs, Essays & Specimens 70
- Revenues 1,768
- Special Delivery, Registration & Certified 537
- Telegraph stamps 78
- Other 761
- Unclassified 640
- Blocks & sheetlets 5,416
-
Booklets
2,639
- 1. ...-1940 79
- 2. 1941-80 293
- 3. 1981-... 2,158
- Other 28
- Unclassified 81
- Coils (Plate Numbers) 2,669
- Coils & Coil Singles 2,589
- Collections 1,990
- Errors, Freaks & Oddities (EFOs) 1,039
- Event Covers 5,079
- First Day Covers (FDCs) 92,917
- Full years 184
- Graded stamps by PSE 1
- Maximum cards 1,582
- Multiples & Strips 263
- Perfins 1,179
- Plate Blocks & sheetlets 1,140
-
Possessions
7,325
- Canal Zone 1,789
- Cuba 368
- Danish West Indies 801
- Guam 39
- Hawaii 417
- Philippines 943
- Puerto Rico 419
- Ryukyu Islands 2,500
- Unclassified 49
- Postal History 7,973
-
Postal Stationery
21,481
- Stamped Covers 9,363
- Stamped Postal cards 9,488
- Other 1,415
- Unclassified 1,215
- Precancels 5,812
- Sheets 957
- Souvenirs & Special Cards 841
- Other 6,932
- Unclassified 12,023
