PIN PERFORATED: 1a dull blue SG 1 (F&V 1) Stg 2, unused with small-part brown original gum, Cat £350 (US$400). Wolfgang Hellrigl's example with large-part o.g., sold for SFr576.  

Grade A C1 (Image1)

Estimate AU$250

PIN PERFORATED: 1a ultramarine SG 1 (F&V 1) Stg 1 [18, lower frame uneven at left], gorgeous shade, unusually well centred, unused, Cat £350 (US$400). Superb. Wolfgang Hellrigl's example with large-part o.g., sold for SFr600.  

Grade A+ B1 (Image1)

Estimate AU$400

PIN PERFORATED: 2a purple SG 2 (F&V 2), full colour, well centred, large-part original brown gum, Cat £400 (US$600). Wolfgang Hellrigl's two examples sold for SFr1080 & SFr576 respectively.

Grade A B1 (Image1)

Estimate AU$500

PIN PERFORATED: 4a yellow-green SG 3 (F&V 3), delicate shade, unusually well centred, light ironed-out horizontal crease, large-part original white gum, Cat £550 (US$550). Wolfgang Hellrigl's two superb examples sold for SFr660 & SFr600 respectively.

Grade (A-) A1 (Image1)

Estimate AU$250

IMPERFORATE: 1a blue SG 4 (F&V 4) three examples comprising 1) ultramarine Stg 1, margins good to large, superb; 2) dull blue Stg 2 [63; notch in upper frameline at left], margins close to good; and 3) milky blue Setting unknown, large-even margins; all unused, Cat £675 (US$450). (3) 

Grade A+/A- (Image1)

Estimate AU$300

IMPERFORATE: 1a blue SG 4 (F&V 4) Stg 1 horizontal strip of 4 [1-4], unit [3] with Dent at Upper-Left Corner, large even margins, the first unit with a couple of almost imperceptible tonespots otherwise the strip is superb, unused, Cat £900+ (US$600+). [Hellrigl & Vignola state at page 67, "...the imperforates are invariably without gum...multiples of this setting are extremely rare"] 

Grade A-/A+ (Image1)

Estimate AU$1,000

IMPERFORATE: 2a purple SG 5 (F&V 5) Stg 1 [64; uneven upper frame], margins good to large, unused, Cat £225 (US$175). 

Grade A B1 (Image1)

Estimate AU$125

IMPERFORATE: 2a bright purple SG 5 (F&V 5) Stg 2 [34; White Flaw to Centre-Left at Base], margins just clear - at upper-right - to large, large-part original white gum & rare thus, Cat £225+ (US$175+). [Hellrigl & Vignola state at page 122 "only a handful of clearly printed 2 annas are known with a white gum"]

Grade A (Image1)

Estimate AU$250

IMPERFORATE: 4a yellow-green SG 6 (F&V 6) Setting unknown, good even margins, a couple of minor shallow thins, unused, Cat £350 (US$300).

Grade A- (Image1)

Estimate AU$125