Bessel Functions for Engineers by N. W. McLachlan
1955. Second Edition. 239 pages. No dust jacket. Blue cloth. Contains black and white illustrations throughout. Pages remain bright and clear with minimal tanning and foxing. Heavier tanning to free endpapers. Previous owner's inscription to front free endpaper. Light creasing to gutter. Boards have mild edge-wear with slight rubbing to surfaces. Soft crushing to spine ends. Heavy sunning to spine and edges. Textblock is shaky.