Photograph of a 6-inch gun, apparently a <a href="https://en.wikipedia.org/wiki/BL_6_inch_gun_Mk_V" class="extiw" title="en:BL 6 inch gun Mk V">BL 6 inch Mk V</a>, at <a href="https://en.wikipedia.org/wiki/Birkenhead,_South_Australia" class="extiw" title="en:Birkenhead, South Australia">Birkenhead, Adelaide</a>. Originally deployed at the Port Adelaide Torpedo Station.<br>
For more information : <a rel="nofollow" class="external free" href="http://www.flinders.edu.au/ehl/fms/archaeology_files/dig_library/theses/MartinWimmer.pdf">http://www.flinders.edu.au/ehl/fms/archaeology_files/dig_library/theses/MartinWimmer.pdf</a>
Flickr user Michael Coghlan : <a rel="nofollow" class="external free" href="https://www.flickr.com/photos/mikecogh">https://www.flickr.com/photos/mikecogh</a>
CC BY-SA 2.0
Flickr : <a rel="nofollow" class="external free" href="https://www.flickr.com/photos/mikecogh/6048771073">https://www.flickr.com/photos/mikecogh/6048771073</a>