A pictorial postmarker and a temporary post office were provided at the Kuring-gai College of Advanced Education, Lindfield, N.S.W., during the Royal College of General Practitioners Convention, held between 21st and 29th August, 1975. The special cancellation was applied to a total of 10,276 articles, including 26 registered.
Details
- Date: 21 August 1975 – 29 August 1975
- Quantity: 10,276 articles
- 10,250 (ordinary)
- 26 (registered)