Advances in Infrared Group Frequencies by L. J. Bellamy
1968. First Published. 304 pages. No dust jacket. Purple cloth. Pages remain bright and clear with minimal tanning and foxing. Stamp to front free endpaper. Thumb-marking present. Visible creasing to gutter. Boards have mild edge-wear with slight rubbing to surfaces. Light crushing to spine ends. Brown marks to rear board. Textblock is shaky.