SOUTH AFRICA → AUSTRALIA Johannesburg empire exhibition 1936 airmail postcard to Georgetown South Australia with Afrikaans and English Empire Exhibition datestamps of 16 Jan 1937 (one day after official closure – exhibition ran from 15 Sep 1936 to 15 Jan 1937).  Georgetown arrival datestamp of 6 Feb 1937 on the front and 5 Feb 1937 Adelaide transit datestamp on the back.