ECUADOR - Air Mail. 1928-30, very strong air mail issues collection, in superb n.h. condition on 4 exhibition pages including first issue with 50c/10c green "PROVISIONAL" at the 41 degree Angle. In addition three covers: one with "Provisional" issue 1 1/3s on 30c from Quito to Bogota. Very nice and clean lot with scarce sets in perfect condition. Michel Euros1 500+ (1 600 CHF). (Photo). Est. 300 - 400 CHF.