Straight and Crooked Thinking by Robert H. Thouless
1956. Reprinted. 189 pages. Pictorial paperback. Pan Books No. 233. Pages are lightly tanned and foxed throughout. Cracking to hinges with covers slightly coming away from text-block. Binding remains firm. Paper cover has mild edge wear with scuffing to edges and creasing. Splits to spine ends. Book has rolled spine. Mild rubbing to surfaces with curling to corners. Moderate tanning to spine and edges.