Auction 333-341 Australian States & Commonwealth of Australia and New Zealand – The ‚KOOYONG‘ Collection - Day 2

1919: Trans-Atlantic Air Post $1 on 15 c. scarlet, unused block of four, original gum, well positioned, showing variety 'no comma' after "POST" on bottom right stamp, as well as "A" of "AIR" under "a" of "Trans", fresh printing, rounded perf. lower corner, otherwise very fine and scarce Gi = £795+ priced as singles.