History: Machine gun position on the German R-class Zeppelin 'LZ 63', 1916-17 [1000×1425]

http://i.imgur.com/2bvuFTP.jpg via /r/HistoryPorn https://www.reddit.com/r/HistoryPorn/comments/63m9q7/machine_gun_position_on_the_german_rclass/?utm_source=ifttt