1967. Sixth printing. 326 pages. Pictorial dust jacket over pictorial cloth covered boards. Black and white illustrations by Lamar Sparkman. Pages remain bright and clean with minimal tanning and foxing. Binding remains firm. Boards have mild shelf wear with bumping and fraying to corners and crushing to spine ends, but spine is split down both sides and detached. Unclipped jacket has light edge wear with minor tears, chipping and creasing. Some rubbing and marking to surfaces.