Dimensions: 10.3 x 14.3 cm. (4 x 5.6″)

Publisher/Editor: Nucolorvue, Australia

Condition: Postally used, backside written and postmarked. Good condition with some signs of age including surface marks.

Notes: Australian culture reached a remarkable milestone on 20 October 1973: the completion of one of the greatest buildings of the 20th century, the birth of an icon, and the beginning of an incredible performance history at Sydney’s new Opera House. (sydneyoperahouse.com)