1911 FIRST OFFICIAL U.K. AERIAL POST/LONDON POST CARD IN BROWN. A fine example of the London post card in brown to 'Miss Sykes 5 Mount Park Rd Ealing London W' with KGV ½d Downey cancelled very fine complete strike FIRST UNITED KINGDOM/AERIAL POST LONDON date stamp SP 9 1911 die 3. On reverse writer states 'How do you like this for your collection' and at upper left fine hand stamp 'D.H. EVANS AND CO', one of the stores where the cards were available for sale. (Ref 117853).