1961. British Edition. 192 pages. Illustrated dust jacket over green cloth covered boards. Pages remain clear with minimal tanning and foxing. Presentation plate to front free end-paper. Crayon mark to reverse of frontispiece. Top edge of text block is dust marked. Binding remains firm. Boards have mild edge-wear with slight rubbing to surfaces. Mild crushing to spine ends. Book has a slight forward lean. Unclipped jacket has light edge-wear with tears and creasing.