1961. Reprinted. 264 pages. This is an ex-Library book. Blue dust jacket over blue cloth boards with black lettering to spine and front. Expected library inserts, stamps and inscriptions. Volume 1. Charts and graphs throughout. Pages and binding are presentable with no major defects. Minor issues present such as mild crinkling and mild tanning. Boards have mild edge wear with light rubbing and crushing. Some light marking and tanning. Lettering is darkened slightly. Clipped jacket has light edge wear with minor tears and chipping. Mild rubbing and marking. Tanning to spine and edges.