History: The inside of a WWI German U-boat, the four torpedo tubes, 1918. [1200x958]

https://i.redd.it/j7yxu1dx5ynx.jpg via /r/HistoryPorn https://www.reddit.com/r/HistoryPorn/comments/54naq0/the_inside_of_a_wwi_german_uboat_the_four_torpedo/?utm_source=ifttt