1911 FIRST U.K. AERIAL POST LONDON ENVELOPE IN SCARLET TO LONDON. Fine to very fine London envelope in scarlet with insert to 'F. Newcottan, 7 Hornsey Rise Garden, London N.' with KGV 1d Downey tied superb strike 'FIRST UNITED KINGDOM/AERIAL POST/LONDON' date stamp SP 15 1911 Die 2. Message reads 'My dearest father, I am sending you a letter by the first aerial post. Hope you will get it safely.'. (Ref 150749).
