1923 5th Series Perf 11¾ used on cover from Canada [1] ½d on 1933 Scarboro Gardens cover; [2] ½d on 1935 Scarboro Gardens cover. Customs Stamps used on Canadian covers are quite uncommon. (2) (Image1)

Estimate AU$70

1923 5th Series Perf 11¾ 1d on 1931 (Aug 20) Advertising front (for Ciba Pharmaceuticals) from Switzerland to Collaroy NSW, 3c meter cancel, Customs stamp is uncancelled. This is the only use of a Customs stamp on a Swiss cover known to the vendor. (Image1)

Estimate AU$120

1931 5th Series Perf 11¾ - ¼d & ¾d Values (1940-50) ¼d on USA 1c Postal Card uprated with ½c x7½, from either JJ Berliner or Adar Nissan Associates to various addresses. Mostly uncancelled with one cancelled with straight-line 'CANCELLED'. Plus another one addressed to Johannesburg, Australia!!, apparently arrived in South Africa without any detours. (8½) (Image1)

Estimate AU$130