History: Australian Lighthorsemen using a periscope rifle in the trenches of Gallipoli, 1915 [800 x 779]

https://upload.wikimedia.org/wikipedia/commons/7/7e/Periscope_rifle_Gallipoli_1915.jpg via /r/HistoryPorn https://www.reddit.com/r/HistoryPorn/comments/5bxbat/australian_lighthorsemen_using_a_periscope_rifle/?utm_source=ifttt