Worldwide Pioneer Flights - Australia

Worldwide Pioneer Flights - Australia

1919, First Aerial Post England-Australia, the so-called Ross-Smith vignette in dark blue, watermark Crown over A, bold color and intact perforation 11½, blue favor cancellation at bottom right, large part of OG, VF and very scarce, only 576 examples were printed, Champion guarantee and D. Bandon certificate, Yvert #1, Est. $1,500-$2,000