1929. Fourth Edition. 240 pages. No dust jacket. Red cloth boards with gilt lettering to spine. Translated by S.R.C. Plimsoll. Colour frontispiece. Pages and binding are presentable with no major defects. Minor issues present such as mild cracking to front hinge, mild tanning and mild crinkling. Boards have mild edge wear with light rubbing and crushing. Some light marking and tanning. Lettering is darkened. Book has a slight forward lean. There is bumping to corners.