1926 (Aug) flight cover from London to Perth, Australia, with London return address (Mr. and Mrs. Williams), arriving in August, with 1 1/2d carmine added in Melbourne and tied by "Ship Mail Room Melbourne", also "Unknown" and "Unclaimed" and "Dead Letter Office Perth" as well as "Left for England" handstamps, closed cover tear at top, otherwise fine and scarce (Image)

Est.$150