A pictorial postmarker was used to cancel 1,137 articles, including five registered, at a temporary post office at the Hilton Hotel, Sydney, between 6th October and 9th October, 1976, for the Pharmaceutical Society of N.S.W. Centenary Seminar.
Details
- Date: 6 October 1976 – 9 October 1976
- Quantity: 1,137 articles
- 1,132 (ordinary)
- 5 (registered)