1945. Reprint. 319 pages. Grey jacket over blue cloth with gilt titles to spine. Includes various diagrams. With photographic frontispiece. Pages have slight foxing, tanning and minor thumbing. Previous owner's inscription to front pastedown. Slight bubbling to rear endpaper. Boards have some moderate edge wear, with slight bumping to corners and minor bumping to spine ends. Gilt is bright. Unclipped jacket has some edgewear with chips, tears and creasing. Jacket moderately foxed overall. Jacket is slightly rubbed and marked overall.