No Edition Remarks. 176 pages. No dust jacket. Green cloth. Black and white illustrations throughout. Full title: Collins' Elementary Science Series: Elements of Acoustics, Light, and Heat. Slight cracking to hinges, with exposed netting, pages slightly loose. Pages and illustrations have light tanning and foxing throughout. Top corner of front free endpaper ripped out. Water stain to title page. Boards have moderate shelf-wear with bumping to corners and rubbing to surfaces. Light tanning to spine and edges with crushing to spine ends. Wear marks overall.