30 Sept.1921 (AAMC.55) Adelaide - Alice Springs cover to Unley, SA carried by Francis Birtles and pilot Lt FS Briggs in a DH4 on their Railway Commission survey flight, franked with KGV 2d orange tied Adelaide '27OCT21' roller cancel on arrival also tieing Northern Territory 'Stamp Duty' 1d violet with manuscript date '20/10/21' affixed alongside on face, plus 1939 letter from Birtles authenticating cover as 'most likely sent from Alice Springs or Charlotte Waters'; one of only three items known
Stamps sold

30 Sept.1921 (AAMC.55) Adelaide - Alice Springs cover to Unley, SA carried by Francis Birtles and pilot Lt FS Briggs in a DH4 on their Railway Commission survey flight, franked with KGV 2d orange tied Adelaide '27OCT21' roller cancel on arrival also tieing Northern Territory 'Stamp Duty' 1d violet with manuscript date '20/10/21' affixed alongside on face, plus 1939 letter from Birtles authenticating cover as 'most likely sent from Alice Springs or Charlotte Waters'; one of only three items known

stamp

Attributes read from the catalogue text · provenance below

Estimate
A$2,600–3,000
Realised
A$2,600
Closed 12 Dec 2019, 07:30 View at the house ↗
727-729 High Street, Armadale, VIC 3143
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History
  1. Lot first indexed
    4 Oct 2026, 17:06
Provenance
Source
Leski Auctions
First seen
4 Oct 2026, 17:06
Last seen
4 Oct 2026, 17:06
Category
Stamps · classified by our model
Reference
This page is the durable record · survives the house removing its listing
Artifact hash
212c8a71b3e3 · integrity of the captured page

Estimates and results are Leski Auctions's published figures, reproduced as facts with their source. Lotwatch does not value lots.