1973. 231 pages. This is an ex-Library book. Brown jacket over brown leather. Vol I Biochemical Functions. Expected library inserts, stamps and inscriptions. Pages are in good condition with a firm binding. Light tanning to endpapers and page edges. Boards are a little rub worn, slight shelf wear to corners, spine and edges. Corners are a little bumped. Spine ends are mildly crushed. Light wear to unclipped dust jacket with tears, nicks and creases to spine, edge and corners. Tanning to spine and edges.