Description
1931 INSURED REGISTERED MAIL SLOUGH TO CHOCEN, CZECHOSLOVAKIA WITH KGVI ISSUES. KGV 4½d carmine registered envelope sent insured mail Slough to Chocen, Czechoslovakia uprated with KGV 1½d x 2 and 3d cancelled fine strikes 'SLOUGH TRADING ESTATE' date stamps 13 AU 31. On front red 'INSURED' label, filing crease clear of stamps. Unusual. (Ref 140003).
