The true story of the invention, disasters, and adventures of the first bathysphere--a small, cramped, bare-bones spherical deep-sea submersible that set the world record for deepest dive in 1934. Explorer William Beebe and engineering grad student Otis Barton teamed up despite mismatched personalities and disagreements and changed deep-sea exploration forever. Told through engaging rhyme, this playfully illustrated addition to the Unhinged History...