Things That Spin: From Tops To Atoms (Reason Why Series) by Irving Adler
1961. First Published in GB. 50 pages. Pictorial dust jacket over pictorial cloth. Black and white and red illustrations throughout. Binding remains firm. Pages and illustrations have light tanning and foxing throughout. Boards have light shelf-wear with corner bumping. Slight crushing to spine ends. Unclipped jacket has light edgewear with tears and creasing. Light tanning to spine and edges. Foxing overall.