Discover the secrets of the sea with this hardcover book by Carl Proujan, published by Reader's Digest Association in 1979. This non-fiction book offers a fascinating narrative about the exploration of the ocean, its marine life, and the engineering and technology behind it all. This learning aid is perfect for anyone interested in earth sciences, exploration, and the environment. The book is beautifully illustrated and covers a broad range of topics, including geography and the natural world. Add this great addition to your collection of books, comics and magazines today!