1935. No Edition Stated. 457 pages. No dust jacket. This is an ex-Library book. Black cloth. A few graphs throughout. Expected library inserts, stamps and inscriptions. Pages are mildly tanned, but text remains clear. Binding is firm. Ex-libris sticker to front pastedown. Boards and spine have minimal shelf-wear, with mild corner bumping and crushing to ends. Moderate rubbing and slight scratching overall. Heavy rubbing to lettering on spine. Label to tail end.