1943 5½d BISTRE REGISTERED AIRMAIL KENSINGTON, LONDON TO 'H.M.S. ST ANGELO' WITH 2/6 YELLOW-GREEN (SG476b) ALSO ½d AND 1s. King George VI 5½d bistre registered envelope Kensington, London to 'Miss Gurdon, QARNNS, H.M.S. ST ANGELO, G.P.O. LONDON' uprated with fine 2/6 yellow-green (SG476b), ½d pale green (SG485) and 1s bistre (SG475). Stamps cancelled good strikes 'KENSINGTON HIGH ST' date stamps 27 NO 43. Envelope addressed to a member of 'Queen Alexandra's Royal Naval Nursing Service' and H.M.S. St Angelo was apparently the shore base in Malta. (Ref 143481).