Russia
Scott #6531 1999
3R Universal Postal Union.
Mint never hinged.
$0.20 Item #RUS6531S1
add to cart

Russia
Scott #6617-6620 2001
10R, 25R, 50R and 100R Emblems.
Mint never hinged.
$13.30 Item #RUS6617S1
add to cart

Saint Thomas & Prince Islands
Scott #352 1949
3.50E U.P.U.
Unused lightly hinged.
$7.85 Item #STP0352S1
add to cart

San Marino
Scott #62b 1949
200L Stagecoach on Road U.P.U. Imperforate Air Mail.
Unused lightly hinged.
$16.50 Item #SANC062bS1
add to cart

San Marino
Scott #304 1949
100L, 100L, 100L, 100L, 100L and 100L Stagecoach on Road U.P.U. Sheet of six.
Mint never hinged.
$195.00 Item #SAN0304C1
add to cart

San Marino
Scott #304 1949
100L Stagecoach on Road U.P.U.
Unused lightly hinged.
$6.75 Item #SAN0304S1
add to cart

Singapore
Scott #212-214 1974
10c UPU Emblem Circle and Centenary, 35c Circle and UN Emblems and 75c Circle and Pigeons Universal Postal Union.
Mint never hinged.
$3.00 Item #SIN0212S01
add to cart

Singapore
Scott #212-214 1974
10c UPU Emblem Circle and Centenary, 35c Circle and UN Emblems and 75c Circle and Pigeons Universal Postal Union.
Mint never hinged.
$3.00 Item #SIN0212S2
add to cart

Singapore
Scott #212-214 1974
75c Circle and Pigeons Universal Postal Union.
Used.
$1.00 Item #SIN0214S01
add to cart

Slovakia
Scott #188 1994
8K Universal Postal Union.
Mint never hinged.
$0.70 Item #SLV0188S1
add to cart

Slovakia
Scott #323 1999
4K Universal Postal Union.
Mint never hinged.
$0.40 Item #SLV0323S1
add to cart

Slovakia
Scott #335 1999
16K Globe Universal Postal Union.
Mint never hinged.
$0.95 Item #SLV0335S1
add to cart

Slovenia
Scott #351-352 1998
30T and 90T UPU Se-tenant Pair.
Mint never hinged.
$1.25 Item #SLN0352aS2
add to cart

Somali Coast
Scott #18 1949
30F U.P.U. Air Mail.
Unused lightly hinged.
$7.00 Item #SMCC18S1
add to cart

Spanish Morocco
Scott #280 1950
5c, 10c, 15c, 35c, 45c, 50c, 75c, 90c, 1P, 1.50P, 5P and 10P U.P.U. Control Numbers on Back.
Unused lightly hinged.
$38.75 Item #SMR280S1
add to cart

Sri Lanka
Scott #490 1974
50c UPU 100.
Mint never hinged.
$1.30 Item #SRI0490S1
add to cart

Surinam
Scott #238-239 1949
7 1/2c and 27 1/2c U.P.U.
Unused lightly hinged.
$6.00 Item #SUR238S1
add to cart

Sweden
Scott #197 1924
5o Stockholm Skyline Universal Postal Union Congress.
Used.
$1.60 Item #SWE0197S2
add to cart

Sweden
Scott #197 1924
5o Stockholm Skyline Universal Postal Union Congress.
Used.
$1.60 Item #SWE0197S4
add to cart

Sweden
Scott #197 1924
5o Stockholm Skyline Universal Postal Union Congress.
Used.
$1.60 Item #SWE0197S7
add to cart

Sweden
Scott #199 1924
15o Stockholm Skyline Universal Postal Union Congress.
Used.
$1.25 Item #SWE0199S2
add to cart

Sweden
Scott #199 1924
15o Stockholm Skyline Universal Postal Union Congress.
Used.
$1.25 Item #SWE0199S5
add to cart

Sweden
Scott #199 1924
15o Stockholm Skyline Universal Postal Union Congress.
Used.
$1.25 Item #SWE0199S6
add to cart

Sweden
Scott #199 1924
15o Stockholm Skyline Universal Postal Union Congress.
Used.
$1.25 Item #SWE0199S8
add to cart

Sweden
Scott #201 1924
25o Composite View of Stockholm's Skyline.
Used.
$10.50 Item #SWE0201S2
add to cart

Sweden
Scott #204 1924
40o Composite View of Stockholm's Skyline.
Used.
$16.25 Item #SWE0204S2
add to cart

Sweden
Scott #205 1924
45o Composite View of Stockholm's Skyline.
Used.
$16.00 Item #SWE0205S2
add to cart

Sweden
Scott #206 1924
50o Composite View of Stockholm's Skyline.
Used.
$16.25 Item #SWE0206S1
add to cart

Sweden
Scott #207 1924
60o Composite View of Stockholm's Skyline.
Used with rounded corner.
$15.00 Item #SWE0207S1
add to cart

Sweden
Scott #207 1924
60o Composite View of Stockholm's Skyline.
Used with rounded corner.
$15.00 Item #SWE0207S2
add to cart

Sweden
Scott #215 1924
15o Universal Postal Union.
Used.
$1.50 Item #SWE0215S1
add to cart

Sweden
Scott #215 1924
15o Postrider Watching Airplane 1924 Universal Postal Union.
Used.
$1.50 Item #SWE0215S3
add to cart

Sweden
Scott #215 1924
15o Postrider Watching Airplane 1924 Universal Postal Union.
Used.
$1.50 Item #SWE0215S4
add to cart

Sweden
Scott #215 1924
15o Postrider Watching Airplane 1924 Universal Postal Union.
Used.
$1.50 Item #SWE0215S5
add to cart

Sweden
Scott #215 1924
15o Postrider Watching Airplane 1924 Universal Postal Union.
Used.
$1.50 Item #SWE0215S6
add to cart

Sweden
Scott #215 1924
15o Postrider Watching Airplane 1924 Universal Postal Union.
Used.
$1.50 Item #SWE0215S7
add to cart

Sweden
Scott #216 1924
20o Postrider Watching Airplane 1924 Universal Postal Union.
Used.
$16.25 Item #SWE0216S2
add to cart

Sweden
Scott #216 1924
20o Postrider Watching Airplane 1924 Universal Postal Union.
Used with small stain and small thin.
$7.50 Item #SWE0216S3
add to cart

Sweden
Scott #216 1924
20o Postrider Watching Airplane 1924 Universal Postal Union.
Used with small stain and small thin.
$7.50 Item #SWE0216S4
add to cart

Sweden
Scott #216 1924
20o Postrider Watching Airplane 1924 Universal Postal Union.
Used.
$16.25 Item #SWE0216S5
add to cart

Sweden
Scott #217 1924
25o Postrider Watching Airplane 1924 Universal Postal Union.
Unused hinged.
$10.00 Item #SWE0217S2
add to cart

Sweden
Scott #217 1924
25o Postrider Watching Airplane 1924 Universal Postal Union.
Unused hinged.
$10.00 Item #SWE0217S4
add to cart

Sweden
Scott #217 1924
25o Postrider Watching Airplane 1924 Universal Postal Union.
Unused with hinge remnant.
$10.00 Item #SWE0217S6
add to cart

Sweden
Scott #219 1924
35o Postrider Watching Airplane 1924 Universal Postal Union.
Used.
$18.75 Item #SWE0219S1
add to cart

Sweden
Scott #219 1924
35o Postrider Watching Airplane 1924 Universal Postal Union.
Used.
$18.75 Item #SWE0219S2
add to cart

Sweden
Scott #220 1924
40o Postrider Watching Airplane 1924 Universal Postal Union.
Used.
$16.25 Item #SWE0220S1
add to cart

Sweden
Scott #220 1924
40o Postrider Watching Airplane 1924 Universal Postal Union.
Used.
$16.25 Item #SWE0220S2
add to cart

Sweden
Scott #221 1924
45o Postrider Watching Airplane 1924 Universal Postal Union.
Used.
$17.50 Item #SWE0221S1
add to cart

Sweden
Scott #221 1924
45o Postrider Watching Airplane 1924 Universal Postal Union.
Used.
$17.50 Item #SWE0221S2
add to cart

Sweden
Facit #886-SBL 1974
20o, 25o, 30o and 35o UPU Type of 1924 Se-tenant Block of four.
Mint never hinged.
$0.75 Item #SWE1041S2
add to cart

Sweden
Scott #1045-1048 1974
20c, 25c, 30c, 35c 1924 UPU Miniature Sheets (4) Sold During Stockholmia Exhibition in Folder with 5k Entrance Ticket.
Used.
$7.00 Item #SWE1045C1
add to cart

Sweden
Scott #1048 1974
35o UPU Type of 1924 Block of four with Stockholmia 74 illustrated cancel.
Used.
$1.75 Item #SWE1048C1
add to cart

Sweden
Scott #1084-1085 1974
75o and 75o Central Post Office in Stockholm Se-tenant Pair and 1K Mailman Northernmost Rural Delivery Route Universal Postal Union.
Mint never hinged.
$1.50 Item #SWE1084S1
add to cart

Sweden
Scott #1085a 1974
75o and 75o Central Post Office Universal Postal Union Se-tenant Pair Booklet Pane of 10 Complete Booklet.
Mint never hinged.
$6.00 Item #SWE1085aS1
add to cart

Sweden
Scott #1085a 1974
75o and 75o Central Post Office Universal Postal Union Se-tenant Pair Booklet Pane of 10 Complete Booklet.
Mint never hinged.
$6.00 Item #SWE1085aS2
add to cart

Switzerland
Higgins & Gage #44 1909
5c Univeral Postal Union Monument Postal Card.
Unused.
$5.00 Item #SWIU044C1
add to cart

Switzerland
Scott #98-100 1900
5c, 10c and 25c Universal Postal Union.
Used.
$15.00 Item #SWI0098S1
add to cart

Switzerland
Scott #98 1900
5c Universal Postal Union.
Used.
$1.50 Item #SWI0098S4
add to cart

Switzerland
Scott #98 1900
5c Universal Postal Union.
Used.
$1.50 Item #SWI0098S5
add to cart

Switzerland
Scott #98 1900
5c Universal Postal Union.
Used.
$1.50 Item #SWI0098S6
add to cart

Switzerland
Scott #98 1900
5c Universal Postal Union.
Used.
$1.50 Item #SWI0098S7
add to cart

Switzerland
Scott #98-100 1900
5c, 10c and 25c Universal Postal Union.
Used.
$25.00 Item #SWI0098S8
add to cart

Switzerland
Scott #98 1900
5c Universal Postal Union.
Used.
$1.50 Item #SWI0098S9
add to cart

Switzerland
Scott #99 1900
10c Universal Postal Union.
Used.
$1.50 Item #SWI0099S2
add to cart

Switzerland
Scott #99 1900
10c Universal Postal Union.
Used.
$1.50 Item #SWI0099S3
add to cart

Switzerland
Scott #99 1900
10c Universal Postal Union.
Used.
$1.50 Item #SWI0099S5
add to cart

Switzerland
Scott #99 1900
10c Universal Postal Union.
Used.
$1.50 Item #SWI0099S6
add to cart

Switzerland
Scott #99 1900
10c Universal Postal Union.
Unused hinged.
$6.25 Item #SWI0099S7
add to cart

Switzerland
Scott #100 1900
25c Universal Postal Union Allegory.
Used with hinge remnant and minor thin.
$10.25 Item #SWI0100S01
add to cart

Switzerland
Scott #100 1900
25c Universal Postal Union Allegory.
Used with crease.
$1.25 Item #SWI0100S10
add to cart

Switzerland
Scott #100 1900
25c Universal Postal Union.
Used.
$23.75 Item #SWI0100S4
add to cart

Switzerland
Scott #100 1900
25c Universal Postal Union.
Used with thin and pulled perforation.
$8.00 Item #SWI0100S5
add to cart

Switzerland
Scott #100 1900
25c Universal Postal Union.
Used.
$23.75 Item #SWI0100S6
add to cart

Switzerland
Scott #101 1900
5c Universal Postal Union Re-engraved.
Used.
$1.50 Item #SWI0101S2
add to cart

Switzerland
Scott #101 1900
5c Universal Postal Union Re-engraved.
Used.
$1.50 Item #SWI0101S3
add to cart

Switzerland
Scott #101 1900
5c Universal Postal Union Re-engraved.
Used.
$1.50 Item #SWI0101S4
add to cart

Switzerland
Scott #101 1900
5c Universal Postal Union Re-engraved.
Used with Straight edge.
$10.00 Item #SWI010S01
add to cart

Switzerland
Scott #204-205 1924
20c and 30c Universal Postal Union.
Used.
$5.80 Item #SWI0204S1
add to cart

Switzerland
Scott #204 1924
20c Universal Postal Union.
Used.
$1.20 Item #SWI0204S10
add to cart

Switzerland
Scott #204-205 1924
20c and 30c Universal Postal Union.
Used.
$5.85 Item #SWI0204S3
add to cart

Switzerland
Scott #204-205 1924
20c and 30c Universal Postal Union.
Used.
$5.80 Item #SWI0204S4
add to cart

Switzerland
Scott #204-205 1924
20c and 30c Universal Postal Union.
Used.
$5.80 Item #SWI0204S5
add to cart

Switzerland
Scott #204-205 1924
20c and 30c Universal Postal Union.
Used.
$5.80 Item #SWI0204S6
add to cart

Switzerland
Scott #205 1924
30c Universal Postal Union.
Used.
$3.00 Item #SWI0205S01
add to cart

Switzerland
Scott #322-324 1949
10c, 25c and 40c Universal Postal Union Schweiz-Automobil-Postbureau Postmark First Day Souvenir Folder.
Used.
$7.00 Item #SWI0322C1
add to cart

Switzerland
Scott #322-324 1949
10c, 25c and 40c Universal Postal Union 1949 Illustrated 75th Anniversary Universal Postal Union Berne. First Day. Cacheted.
Unaddressed.
$5.00 Item #SWI0322C3
add to cart

Switzerland
Scott #322-324 1949
10c, 25c and 40c Universal Postal Union 1949 Illustrated 75th Anniversary Universal Postal Union Berne. First Day. Cacheted.
Unaddressed.
$5.00 Item #SWI0322C4
add to cart

Switzerland
Scott #322-324 1949
10c, 25c and 40c Universal Postal Union.
Used.
$5.00 Item #SWI0322S1
add to cart

Switzerland
Scott #322-324 1949
10c, 25c and 40c Universal Postal Union.
Used.
$5.25 Item #SWI0322S3
add to cart

Switzerland
Scott #322-324 1949
10c, 25c and 40c Universal Postal Union.
Used.
$5.25 Item #SWI0322S4
add to cart

Switzerland
Scott #323 1949
25c Globe and Inscribed Ribbon Universal Postal Union.
Used.
$3.10 Item #SWI0323S1
add to cart

Switzerland
Scott #323 1949
40c Globe and Pigeons Universal Postal Union.
Used.
$3.50 Item #SWI0324S01
add to cart

Switzerland
Scott #323 1949
40c Globe and Pigeons Universal Postal Union.
Used.
$3.50 Item #SWI0324S1
add to cart

Switzerland
Scott #525a 1971
10c and 10c Gymnastic Trio and 10c and 10c Runners Block.
Used.
$1.20 Item #SWI0525aS1
add to cart

Switzerland
Scott #1313 2008
130c Universal Postal Congress Geneva.
Mint never hinged.
$2.25 Item #SWI1313S2
add to cart

Syria
Scott #349-350, C154-C155 1949
12 1/2p Ain el Arous, 25p Palmyra and 12 1/2p Pigeons and Globe, 50p Husni Zayim and View of Damascus UPU,.
Unused lightly hinged.
$18.25 Item #SYR0349S1
add to cart

Syria
Scott #349-350, C154-C155 1949
12 1/2p Ain el Arous, 25p Palmyra and 12 1/2p Pigeons and Globe, 50p Husni Zayim and View of Damascus UPU,.
Unused lightly hinged.
$18.25 Item #SYR0349S2
add to cart

Thailand
Scott #439 1965
3B Thailand's Admisssion to the Universal Postal Union.
Used.
$1.25 Item #THA0439S2
add to cart

Thailand
Scott #711 1974
75s Universal Postal Union.
Mint never hinged.
$0.85 Item #THA0711S1
add to cart

Thailand
Scott #1880-1881 1999
2B and 15B Universal Postal Union.
Mint never hinged.
$1.10 Item #THA1880S1
add to cart