3d dull blue Type A with the Watermark Inverted ACSC 107Aa (SG 100aw) from Plate 3 additionally with Damaged Top of Crown & White Flecks in the L/H Frame near the Top #107(3)i, characteristic rough perfs, light machine cancel, Cat $7500+ (£3000). Scott Starling Certificate (2021) states "...likely a unique combination". [The ACSC states "...probably only about half a dozen used examples are recorded", but that includes both Type A & Type B stamps]

Grade A C2 (Image1)

Estimate AU$1,500

3d blue Die I Type A with the Watermark Inverted ACSC #107Aa (SG 100aw), a couple of short perfs, contemporary Sydney cds, Cat $7500 (£3000). RPSofV Certifcate (2007) states "...postally used". Sold at our auction of 24.4.2009 for $3960. [Very few commercially used examples are recorded. The ACSC states "probably only about half a dozen used examples are recorded"]

Grade B B2 (Image1)

Estimate AU$2,000

OVERPRINTED 'O S': 2d red with the Watermark Inverted ACSC 102(OS)a (SG O125w), neat 'CORDALBA/ 28AP33/ QUEENSLAND' cds, Cat $4000 (£3500). A rare stamp: sold at our auction of 17.10.2008 for $3960. Chris Ceremuga Certificate (2003). [The ACSC states that approximately 10 used examples have been recorded]

Grade A B1 (Image1)

Estimate AU$2,000