Commonwealth of Australia. 1915 Roo 5s grey and yellow, wmk 5, rejoined vertical pair showing variety YELLOW PORTION PRINTED DOUBLE with a lightly inked second impression displaced 8mm downwards clearly detectable on both stamps, used with "CHIEF PARCEL (OFFICE)" cancels, fine and unique multiple with only a few single examples recorded (of which two are in the Royal Collection), ex James B. Williamson (SG £8'000+) (Image)

1918-20 1/2d Green mint nh corner marginal strip of three with JBC monogram, some hinge reinforcement in margin, very fine (BW 65A(5)z, A$650) Provenance: Ex Julian Sterling (Image)

1918-23 1d Violet mint nh T. S. Harrison imprint interpanneau block of eight showing varieties "ferns", "RA of AUSTRALIA joined" and "Kangaroo's tongue out", minor marks on selvedge and small tone patch on gum, very fine (BW 74(6)z, 74(6)r, A$710) Provenance: Ex Julian Sterling (Image)

1918 4d Pale Milky Blue mint block of four, lower right stamp showing "thin FOUR PENCE" variety (late state R12), three stamps incl. variety mint nh, slightly toned gum, very fine (BW 112(2)hb, A$2'075) Provenance: Ex Julian Sterling (Image)

1926-30 2d Red-Brown, perf.14, mint hr A. J. Mullett imprint interpanneau block of four, slightly heavy hinge, fine (SG £256+, BW 98Az, A$1'000) Provenance: Ex Julian Sterling (Image)

1926-30 3d Dull Ultramarine, perf.14, two mint hr A. J. Mullett imprint interpanneau blocks of four from plates 3 and 4, fine (SG £256+, BW 106z, 106za, A$1'150) Provenance: Ex Julian Sterling (Image)

1926-30 4d Yellow-Olive, perf.14, mint lh John Ash imprint interpanneau block of four, left vertical pair with weak/separated perfs vertically, slightly toned gum, fine (SG £240+, BW 115(3)z A$1'200) Provenance: Ex Julian Sterling (Image)

1926-30 4d Yellow-Olive, perf.13.5x12.5, two mint lh John Ash imprint interpanneau blocks of four, one from plate 3 and one from plate 4, fine (SG £280+, BW 116(3)z + 116(4)z, A$800) Provenance: Ex Julian Sterling (Image)

1926-30 4 1/2d Violet die I, perf.13.5x12.5, mint lh John Ash imprint interpanneau block of four, showing plate varieties "deformed left bottom frame and white flaw from wattle to oval", slightly discoloured gum at top, fine (SG £300+, BW 120Az, A$900) Provenance: Ex Julian Sterling (Image)

1926-30 1s4d Turquoise perf.13.5x12.5 mint nh lower left corner pane marginal strip of three with part John Ash imprint, with right stamp showing "thick 1" at right, some minor perf. separation, very fine and fresh (SG £360+, BW 130A + 130n, A$2'175) (Image)

1929 Airmail 3d mint nh booklet pane of 4, small corner crease at lower right and some light gum bends, fine and fresh (SG £120+, BW 137c, A$800) (Image)

1931-36 Wmk C of A 1s4d turquoise mint nh John Ash imprint interpanneau block of four, very fine and fresh (SG £200+, BW 131Az, A$1'000) Provenance: Ex Julian Sterling (Image)

1932 Sydney Harbour Bridge 5s mint nh top right corner marginal block of four, showing plate dot in margin at right, couple of tiny spots and minor gum bends mentioned for accuracy, very fine and fresh and a very rare multiple of this popular stamp, especially as a positional block, an exhibition showpiece (SG £1'700+, BW 148+148za, A$7'500) Provenance: Ex "Besancon" (Image)

1968 Weather Watch 20c with ERROR WHITE OMITTED (radio waves) in mint nh left marginal (hinged in margin), very fine and rare with only 20 reported in unused condition, incl. normal for comparison (SG £950) (Image)