1930, First Commercial Flight Brazil-Europe by Jean Mermoz, light strike of the special "1 Mala Aerea Transatlantica Para a Europa" Rio 7.6.1930 ties 3.000 r. franking to airmail envelope with printed cachet for flight and autographed by "Jean Dabry" (Mermoz" navigator), addressed to London and backstamped Rio de Janeiro 7.VI.1930, cover with a light central vertical fold and trivial corner bends at bottom, otherwise fine cover; flight took 12 days to reach London
