1935 KGV REGISTERED INSURED MAIL LONDON TO BOHEMIA, CZECHOSLOVAKIA. Good KGV 4½d carmine registered envelope sent insured mail London to Bohemia, Czechoslovakia uprated with KGV 1s bistre-brown (SG429) x 3 and 2d photogravure (SG442) cancelled 'REGISTERED/HATTON GARDEN' date stamp 3 DEC 35. On reverse 'MESTEC KRALOVE' date stamp and on front red 'INSURED' label. Very scarce destination. (Ref 139857).