1954. Revised and Reprinted. 175 pages. No dust jacket. Blue cloth. Pages remain clear with minimal tanning and foxing. Previous owner's inscription to front free end-paper. Binding remains firm. Boards have mild edge-wear with slight rubbing to surfaces. Boards have heavy edge-wear with bumping to corners, crushing to spine ends and rub wear all over. Gilt lettering has become dull. Sunning to spine.