A rare early cube farm science fiction story by the author of the Horatio Hornblower series, Sink The Bismarck, The African Queen (1935), The Good Shepherd / Greyhound, and The Ship (1943)
https://en.m.wikipedia.org/wiki/Horatio_Hornblower --
https://en.m.wikipedia.org/wiki/Sink_the_Bismarck! --
https://en.m.wikipedia.org/wiki/Greyhound_(film) --
https://en.m.wikipedia.org/wiki/The_Ship_(novel)