1920 (Feb 26) Air Mail cover, Ross Smith England to Australia flight, envelope sent to Melbourne, bearing large blue event vignette cancelled by "First Aerial Mail / Received / Great Britain to Australia" oval cds, with additional strike to left, and a three line cachet in blue "Per Vickers Vimy Aeroplane to Australia" applied by Smith, a fine example of this rare cover; one of 364 flown, of which only 92 were to addresses in Melbourne and Victoria, cert. RPSL (1973). (Image)

1931-36 10s, £1 and £2 with "SPECIMEN" overprint, mint h.r., very fine. (Image)

1937 French essay of the 1s Lyrebird in blue in mint n.h. lower right corner date block of 15, differing in size particularly in height to the issued stamp, comb perf.13 on unwatermarked paper, with "Australia" and "One Shilling" scored out, dated 15.6.37, printed by the French Bureau of Engraving, very fine and rare. (Image)