Image: Kevin Sheridan in CSIRO Dapto radiospectrograph room ca 1950

Description: Monochrome photograph of man (Kevin Sheridan) in room with electronic equipment and many cables straggling from the ceiling and elsewhere, with his hand on a black machine.
Title: Kevin Sheridan in CSIRO Dapto radiospectrograph room ca 1950
Credit: Given to me by the copyright owner
Author: John Paul Wild
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Usage Terms: Creative Commons Attribution-Share Alike 3.0
License: CC BY-SA 3.0
License Link: https://creativecommons.org/licenses/by-sa/3.0
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