1857-59 Swan 6d grey-black, lithographed, imperf. VFU appearance, barred '1' pmk. SG 19 cat £550. (P)

Estimate AU$200

1861 Swan 6d purple-brown, wmk Swan sideways, intermediate perf 14-16, shifted perfs inside design at left. Superb UN. SG 36 cat £1100. Very rare in genuine unused condition. 2019 Ceremuga AIEP photo cert. (P)

Estimate AU$1,300

1882-85 Swan 1d yellow-ochre wmk crown CA reversed, perf 14. F-VF MNH. SG 76x unpriced & est cat £200 for M based on others, plus premium MNH. (P)

Estimate AU$200

1885-93 Swan 6d bright violet & 1903 Swan 1d tied by 'Onslow AU 22 06' cds on printed cover of HJ Cooper, Registered to London, Perth double oval Registered h/s in blue & London arrival in red. SG 100 & 117. The 6d extremely rare on cover. (P)

Estimate AU$900

1895 'Half-penny; opt Swan 3d red-brown, opt DOUBLE in red & in green, wmk crown CA. F-VF M. SG 111b cat £85 & under-catalogued. (P)

Estimate AU$120

1895 Half-penny opt Swan 3d red-brown, horiz strip of 3, opt in red & green, wmk crown CA. VF M/MLH. SG 111b cat £255++ as singles plus premium for rare multiple. (P)

Estimate AU$500

1898-1907 Swan 2d bright yellow, IMPERF horiz pr wmk W Crown A, from DLR archive imprimatur sheet. Superb fresh MNH, bottom marginal. SG 113(p). Very rare as only 1 sheet existed. (P)

Estimate AU$500

1902-11 Swan 2d yellow, wmk V crown sideways, perf 11. Superb fresh M, excellent centring. ACSC W18 cat $500, SG 130 cat £425 (P)

Estimate AU$450

1900 Printed cover for 'Arthur Scott Accountant…' franked Swan 2d grey pr, tied by Northam duplex (6 Feb) to Fremantle. Attractive. SG 96a cat £8 & 'from x40' on cover. (P)

Estimate AU$300