1950. Sixth Edition. 472 pages. No dust jacket. This is an ex-Library book. Red cloth with gilt lettering. Book has been rebound by library, with expected inserts, stamps and inscriptions. Light tanning to pages with mild staining to upper page edges; text unaffected. Mild creasing to gutters. Binding remains firm. Boards have minor corner bumping and edgewear with mild scuffing overall. Spine has light sunning with soft crushing to ends. Lettering remains bright and clear. Book has a slight forward lean.