Here is a full strip of 3 airmail labels from Australia. Issued for mail by first flight Adelaide - Perth, which
enabled a saving of 2 days in dispatch of mail for the outgoing ships to London.
Year: 2.6.1929, Ungummed. Günter Mair's catalogue no: - AUS-C-5, rouletted H, Vertical strips of 3,
Dark violet-blue/Orange-red/White, 5*****