1962. No edition remarks. 200 pages. No dust jacket. This is an ex-Library book. Pictorial cloth covered boards. Black and white diagrams throughout. Ex-Library copy, with expected inserts, stamps and inscriptions. Re-bound. Pages with some foxing and tanning, particularly to endpapers and textblock edges. Binding remains firm. Boards have moderate shelf wear with mild bumping and fraying to corners and crushing and fraying to spine ends. Some heavy marks and staining to surfaces. Book has slight forward lean.