1968. 2nd Impression. 470 pages. No dust jacket. Blue cloth. Black and white illustrations throughout. Binding remains firm. Pages and illustrations have light tanning and foxing throughout. Previous owner's inscriptions to endpapers. Tape marks to endpapers and pastedowns. Boards have light shelf-wear with corner bumping. Slight crushing to spine ends with splits to spine ends causing cloth to be frayed. Pencil mark to front board.