
CHINA / GREAT BRITAIN: 1939 envelope addressed to 'Cabin 120, P&O ss Viceroy of India, c/o GPO London', franked GB 1 1/2d, forwarded to Shanghai where 20c orange postage due applied, undelivered, boxed 'INCONNU/UNKNOWN' hs in ultramarine, censored en route with 'Obercommando der Wehrmacht' imprint , on reverse '2ND NOTICE SENT/ON ...(ms date), unusual