1911 FIRST OFFICIAL U.K. AERIAL POST/USED LONDON POST CARD IN OLIVE-GREEN. A fine example of the London post card in olive-green with KGV ½d Downey cancelled superb strike FIRST UNITED KINGDOM/AERIAL POST LONDON date stamp SP 11 1911 die 3, addressed to Clapham Park. Note on reverse "Here is a novelty for your little girl. A post card which comes by aerial post, I hope it will reach you safely". (Ref 104451).
