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The 20th century saw the introduction of new printing techniques and color processes, and the mass distribution of U.S. postage stamps. Stamps with a huge variety of subjects (including commemoratives) and formats were issued by the U.S. Postal Service, and there are collectors for most of them. As with all other stamps, rarity and condition determine value.
Show & Tell - Share Your Stuff!
I like older stamps pf presidents and…
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by twd162 on Feb. 9, 2012
» See all 20th century unused Show & Tells
Interviews & Articles
An Interview With U.S. Stamp Collector Bob Allen
Like many collectors, I collected when I was a child, and then I became interested again in the ‘90s. I think eBay and other Inter… [more]
An Interview With Postal History Collector Richard Frajola
I have a stamp collection, but I don’t consider myself a collector. I have a collection of my initials on stamps from Great Britai… [more]
An Interview with John Hotchner on Philatelic Errors, Freaks, and Oddities
My father was a stamp collector, and I just took to it. He was perfectly happy to mentor me, so I began collecting at the age of f… [more]
An Interview with Smithsonian National Postal Museum Curator Cheryl Ganz
I’ve been a lifelong collector, even as a kid. There are just certain people for whom collecting seems to be part of their nature.… [more]
Best of the Web (“Hall of Fame”)
1847USA
Bob Allen's beautiful and well organized catalog of US stamps from 1847 to 1970 is a fantastic resource for all US … [read review or visit site]
PhilaMercury
Richard Frajola's incredibly rich database of over 11,000 U.S. and foreign 19th Century postal stamp covers. This s… [read review or visit site]
Post Office in Paradise
Post Office in Paradise showcases Hawaiian postal history from the years before Hawaii became a part of the United … [read review or visit site]
Alphabetilately
First shown in 2008 to celebrate the Smithsonian National Postal Museum's 15th anniversary, Alphabetilately is esse… [read review or visit site]
The Stamp Collecting Round-up
Don Schilling's long-running, in-depth blog on stamp collecting and postal operations. Schilling stays up on all th… [read review or visit site]
National Postal Museum
If you're into postal history or collectibles, check out the Smithsonian's National Postal Museum. This extensive s… [read review or visit site]
Private Die Proprietary Stamps
Bob Hohertz's impressive database of U.S. Private Die Proprietary stamps from the Civil War and Spanish American Wa… [read review or visit site]
R. A. Siegel Auction Galleries
This auction house site offers an extensive online database of US stamp information. Includes PDF catalogs of past … [read review or visit site]
Clubs & Associations: US Stamps
- American Philatelic Society
- American First Day Cover Society
- American Air Mail Society
- United States Stamp Society
- American Topical Association
- Wreck And Crash Mail Society
- Precancel Stamp Society
- American Plate Number Single Society
- U.S. Philatelic Classics Society
- National Duck Stamp Collectors Society
- TPO and Seapost Society
- Council of Northern California Philatelic Societies
- Errors, Freaks and Oddities Collectors Club
Other Great Reference Sites: US Stamps
Top eBay Auctions
Us Stamp:#313 $5 Dark Green Madison 12p. 1902-3 Issue Mh/og Stamp $2,250
Scott C15 - Vf+ Mint Og Lh - $2.60 Graf Zeppelin Air-mail - Apex Certificate !
Us Stamp:#312 $2 Blue Madison 1902-03 12p. Regular Issue Mh/og Stamp
341, 1909 50c Washington, Vf, Mnh
Nystamps S Large Mint Old Us Stamp Collection Scott Album Page
Us # 711 6
Us Stamp:#440 50c Violet Perf. 10 1913-15 Slwm Mh/og Stamp $500
Us Stamp:#380 8c Olive Green 1910-11 Regular Issue Stamp Mnh/og Stamp $225
Us #715 1932 Orange Yellow 10c Pse Superb 98 Ognh Slabbed Encapsulated
Noblespirit~ Desirable Kans/nebr 658-79=$950 Mnh-vlh Choice F/vf To Vf Plus!!!
Us Stamp:#369 2c Carmine 1909 Lincoln "bluish Paper" Mnh/og Stamp Nice Center!
Us #768a (8), 769a (20), 770a (12) Mngai Farley Crossed Gutter Blocks Cv $790
Scott #619 Mint Nh Plate Block Cv $310.00 
Usa : 1908-09. Scott #344 Mailometer Co. Type Iii Pair, Fresh, Mint Original Gum
Usa : 1908-09. Scott #343-46 Us Auto Vending Type Ii Pairs, Very Fresh, Mint Ogh
Us Stamp:#422 50c Violet Franklin Perf. 12 Dlwm 1912 Mh/og Stamp $225
Scott #756-765 Nh Imperf Plate Blocks Set Cv $274.25 
Us Scott # 242, $2 Stamp Mint Very Pretty Looking, Stamp-free From Any Faults 
Dr. Bob Us Scott #630 Mint Og White Plains Souvenir Sheet
Nystamps R Mint Old Us Stamp Collection Red Scott Album $2600
Us Stamps Scott # 658-679 Overprinted Kansas Nebraska Unused 1929
Us Stamps # 503 4c Washington Vf Og Hinged Top Plate Block 6
Dr. Bob Us Scott #658-679 Mnh Og Sound Complete Kansas Nebraska Sets
Nystamps Large Mint Old Us Stamp Collection With Better
United States #373 Block Of Four, Mint, Never Hinged
Scott 713 - Pse 98 - Superb Nh Og - Beautiful
Nystamps Us Stamp Scott 342 Mint Og Retail $500 Washington Vf
Us Stamp:#480 $5 Green Perf. 10 1916-17 Mh/og Stamp 
Us #778x50, 797x200 948x200 Mnh Souvenir Sheets Cv $312
Nystamps Many Mint Us Washington Franklin Stamp Collection Must See
Us Kansas Overprints Scott 658-668 Mnh, Complete Set $478 Cv 
Us Nebraska Overprints Scott 669-79 Mnh, Complete Set $592 Cv
Us # 571 572 573 M-vlh Og Cat $207.50
Us Stamps Scott # 294-299 Pan- American Exposition Issue Unused
Dr. Bob Us Scott #630 Mnh Scarce White Plains Souvenir Sheet
Us Scott 634a Mnh With $650. Beautiful Stamp!!!
Stamps Scott U.s. #619 Plate#blkof6,mint,nh,f-vf+.naturalgumskips(lot D840)
581-91 1923-26 Perf 10 Regular Issue Complete...scarce Unit
Usa : 1906-08. Scott #314 Shermack Type I Pair, Fresh, Mint Original Gum Hinged
Mnh / Og / Vf Graf Zeppelin 65 Cent Air Mail Stamp C13
Scott #630 Unused 1926 White Plains Sheet W/ Flaws 
U.s. #392 Choice Mint Xf Line Pr W/cert - 1c Green, Perf 8.5 Coil
U.s. #634a Scarce Mint Nh - 2c Carmine, Ty Ii ($650)
Us #718-719 Mnh Olympics X100 Cv $490 Clean & Fresh
Us #704-715 Mnh Washington Bicentennial Sets X10 Cv$329 
Us Stamps Scott # 551-573 Unused With Gum Flat Plate Printing
Us Stamp:#315 5c Blue 1902-03 Imperf Mh/og Stamp Geniune Gurantee 
Us #785 1936 Green 1c Pse Superb 98 Ognh Slabbed Encapsulated
Usa : 1906-08. Scott #314 Schermack Strip Of 4 & Us Auto Vending Machine Pair
Scott C14 - Vf-xf Mint Og H - $1.30 Graf Zeppelin Air-mail - Apex Certificate !
Scott #669-679 Mint Nebraska Set Cv $334.50
Us Stamp:#524 $5 Franklin Green & Black 1918 Mh/og Stamp
Nystamps Us Plate Stamp Scott 573 Mint Og Retail $100 Vf 
Nystamps Large Mint Old Us Stamp Collection With Better
U.s. #400a Choice Mint Nh W/cert - 10c Pan-pacific ($400)
Scott#803-831 Presidential Plate Blocks Mnh
Us Stamp:#595 2c Carmine 1923 11p. Mnh/og Stamp $500
Usa Airmail Year 1930 Issue Scott #c-12 Sheetlet 50 Copies Mnh
U.s. #803-34...'prexi Set'...#839-51...'coil Set'...mnh Vf+...
Nystamps R Mint Old Us Stamp Collection Red Scott Album
