1911 FIRST OFFICIAL U.K. AERIAL POST LONDON PRIVILEGE POSTCARD IN VIOLET LONDON TO GT. MISSENDEN, BUCKS. A very fine example of the scarce London privilege postcard in violet to 'Mrs C. Aston Denyer, The Den, Prestwood, Gt. Missenden, Bucks' with KGV ½d Downey tied fine strike 'FIRST UNITED KINGDOM/AERIAL POST LONDON' date stamp SP 9 1911 Die 1. Fine message on reverse 'Am sending you in addition, a special letter by this the First Aerial Post - and by the first Aeroplane to make the journey .......'. (Ref 141485).