ETHIOPIA to Slovakia CZECH1951 Cpl Blue Nile River Bridge Set on R Air Cover FDC
$8.50
SL205. SLOVAKIA STATE COVER FROM HLOHOVEC TO PROTECTORATE 1944 CENSORED
$6.99
1939 STEFANIK all 4 Unissued Slovakia Cover Cancel Bratislava CSP/Czechoslovakia
$20.00
SL169. SLOVAKIA STATE COVER 1943 CENSORED
$6.99
SL157. SLOVAKIA STATE PROVISIONAL COVER 1939 OVERPRINTED STAMPS SPECIAL CANCEL
$14.99
1942 SLOVAKIA BRATISLAVA CANCEL COVER
$7.99
SL225. SLOVAKIA STATE COVER & LETTER FROM ZVOLEN TO PROTECTORATE 1942 CENSORED
$6.99
SL076. SLOVAKIA STATE SPECIAL STAMPS EXHIBITION COVER FROM BRATISLAVA 1942
$12.99
SL195. SLOVAKIA STATE COVER FROM HLOHOVEC TO PROTECTORATE 1943 CENSORED
$8.99
Slovakia, 1938, Cover, Hungarian Occupation, to Razsnyo
$30.00
SL162. SLOVAKIA STATE RED CROSS OFFICIAL COVER 1943
$9.99
SL001. SLOVAKIA STATE FIRST DAY COVER PARLAMENT OPENING 1939
$24.99
SL173. SLOVAKIA STATE COD OFFICIAL COVER 1941
$13.99
1939 Zvolen Slovakia Censored Cover To Hungary Attractive Stamps
$60.00
SL172. SLOVAKIA STATE COD OFFICIAL COVER 1941
$13.99
SL175. SLOVAKIA STATE COD OFFICIAL COVER 1941
$14.99
1939 Zvolen Slovakia Cover To Hungary
$26.25
1936 Piestany Slovakia Stamp On Stamp Dahomey Postcard cover To Prague
$49.99
1941 SLOVAKIA BRATISLAVA AIRMAIL CLIPPER TO USA * FRONT ONLY
$7.99
1941 Papi Slovakia Registered Cover To Michalovciach
$85.00
1940 Slovakia Airmail Cover to Lovedale Pensilvania USA
$35.00
1940 Skalica Slovakia Registered Cover To Bratislava
$85.00
1944 Vysne Slovakia Censored Cover Cover to To Vienna Austria
$26.25
1939 Zvolen Slovakia Locally Censored Cover to Brooklyn USA
$37.50
1939 Bratislava Slovakia Postcard Souvenir Cover Mixed Franking
$85.00
1943 Presov Slovakia Window Bank Ludova Cover Czechoslovakia
$31.49
Slovakia 3 interesting censor covers MS0222
$19.00
USA, Czechoslovakia, 1940 & 1941 Air Covers to Slovakia or Bohemia w/30c Solo
$24.99
1944 SKALICA Slovakia Christmas Postcard cover to Prague
$63.75
1942 Bratislava Slovakia Commercial Registered Cover Domestic Used
$49.99
1939 Bratislava Slovakia PostCard Cover To Vienna Austria
$37.50
Slovakia nice cover with postage due stamps 1942 KL0810
$13.00
Slovakia large airmail cover , German censor 1942 HC0401
$11.00
1939 Terchova Slovakia Stationery Postcard Cover To Bohemia Moravia
$85.00
1943 Slovakia Censored cover to Hodonin
$37.49
1944 Michalovce Slovakia Registered Cover To Bratislava
$65.00
1940 Trencin Slovakia Registered Cover To Belgrade Serbia
$30.00
1943 Bratislava Slovakia Censored Chemical Test Cover to Prague Bohemia Moravia
$85.00
1943 Lubica Slovakia Registered Exss Cover to To Kezmarok Delivery Slip Affixed
$70.00
1940 Slovakia Cover Redirected To Valparaiso IN., USA Stamps #30,40
$35.00