Australia Philately: 1974 Postal Telegraph Telephone International

A pictorial postmarker amd a temporary post office were provided for the Sixth Postal, Telegraph and Telephone International Asian Regional Conference held in Melbourne between 16th and 20th September, 1974. A total of 2,985 articles, including 21 registered were cancelled with the special postmarker. 

Details
  • Date: 16 September 1974 – 20 September 1974
  • Quantity: 2,985 articles
    • 2,964 (ordinary)
    • 21 (registered)