Secrets of the Sea, by Carl Proujan

Secrets of the Sea,  Discovery and Exploration
Carl Proujan
Reader’s Digest version

Hardback. No dust jacket. Quarter binding in drk blue book cloth and printed laminated front cover. Good condition

Contents:
The last great frontier
The search begins
Challenger faces the unknown
Under the sea
To the bottom
A river in the sea
Man lives in the sea
A new history of the Earth
Life large and small
The conquest of inner space

191 pages
B&W and colour illustrations
195 mm x 265 mm (approx. 7.75 mm x 10.5 mm )
1971, Aldus Books Ltd, London