Presents the illustrated story of Otis Barton and William Beebe, who in the 1930s collaborated on a submersible that could take them deeper in the ocean than anyone had gone before, and see life never before discovered. Contains notes from the author, illustrator, and Constance Carter, the former head of science reference at the Library of Congress. Includes watercolors of animals found in the deep ocean. Teaching Books: https://www.teachingbooks.net/tb.cgi?tid=59454.