Photographer: PMG Department, Engineer's Branch2021-08-312021-08-31No Datehttp://hdl.handle.net/1885/24720516cm x 21cmphotographb&wimage/tiffen-AUAmalgamated Postal Workers' Union of Australia2021-08-31This image is provided for research purposes only and must not be reproduced without the prior permission of the Archives Program, Australian National University