584pp. Green cloth-covered boards, gilt titles on maroon spine label. Lightly bumped spine ends. Top text block edge busty, bottom edge starting to fox. Internally neat, clean, bright and tight. No dust jacket. 8vo. Professor Seifriz's work on the subject that is composed of a mixture of small molecules such as ions, amino acids, monosaccharide's and water, and macromolecules such as nucleic acids, proteins, lipids and polysaccharides. Black and white illustrations and photographs.