1974. Fifth Edition Revised. 209 pages. No dust jacket. Laminated illustrated paper covered boards. Black and white illustrations throughout. Minor thumb marking, foxing and tanning to pages. More prominent to text block edges, pastedowns and free endpapers. Very light cracking and creasing to gutters but binding remains firm. Boards have minor corner bumping and edgewear with mild foxing, tanning and scuffing overall. Spine has light tanning with soft crushing to ends.