The Oceans Their Physics, Chemistry, and General Biology by H.U Sverdrup Et Al.
1961. 10th Printing. 1087 pages. No dust jacket. Grey cloth. Black and white illustrations throughout. Binding remains firm. Pages and illustrations have light tanning and foxing throughout. Previous owner's inscription to front free endpaper. Boards have light shelf-wear with corner bumping. Slight crushing to spine ends.