History: USS Yorktown (CV-5) making 17.5 knots astern during her preliminary standardization trials off Rockland, Maine, 12-21 July 1937. CV's of this class were required to make good speed astern to allow landing planes over the bow and launching over the stern, if necessary. [1280 × 1051]

https://i.redd.it/audf9p5ssm511.jpg via /r/HistoryPorn https://www.reddit.com/r/HistoryPorn/comments/8t7idm/uss_yorktown_cv5_making_175_knots_astern_during/?utm_source=ifttt