1929. Revised Editon. 250 pages. No dust jacket. Blue boards with blue lettering to spine and front. Part of Home University Library of Modern Knowledge. Pages and binding are presentable with no major defects. Minor issues present such as inscriptions, mild crinkling and mild tanning. Minor dog eared corners. Boards have mild edge wear with light rubbing and crushing. Some light marking and tanning causing discolouration. Lettering is darkened. Boards are bowed.