ANU Photographic ServicesPhotographer: Bob Cooper2021-02-232021-02-2318-Jun-198http://hdl.handle.net/1885/2243502 Photos6cm x 8cmPhotographb&wimage/tiffen-AUProfessor Don Mathewson (Director of the Mount Stromlo Stellar Observatory [MSSSO])2021-02-23This item is provided for research purposes. Contact the Australian National University Archives at butlin.archives@anu.edu.au for permission to use.