b'318282C 10 Aug.1920 (AAMC.48) Melbourne - Hamilton cover, flown by Captain E.W. Leggatt for The Herald & Weekly Times. A special Herald Air Mail vignette in brown was issued; unusually (and apparently uniquely) this cover bears 2 examples of the vignette; one tied by the Post Office re-sealing tape used in conjunction witha boxed UNCLAIMED AT HAMILTON h/stamp. [700 flown, but it is believed only about 50 now exist.].Provenance: The Nelson Eustis Gold Medal Collection, Leski Auctions, March 2008. $2,0002,5008383** * 10 Aug.1920 (AAMC.48c, Frommer 3b) For the Herald & Weekly Times experimental flight from Melbourne - Hamilton, a Herald Air Mail vignette in brown was prepared; a complete sheetlet of 4 units (2*/2**) with selvedge. Extremely rare thus, only 3 blocks believed to exist.Provenance: Tom Frommer . $4,0005,000'