New condition. These are two of THE top books on growing mushrooms for food and medical purposes written by expert in the field of mushrooms Paul Stamets. "The Mushroom Cultivator" retails for $76.90 on the online book seller "Growing Gourmet and Medical Mushrooms" 3rd edition sells for $55 online. The two books are being sold together for $80 Both books are in mint condition, never used. Ad removed when sold.