112 pages, indexed, illustrated with coloured photos and black and white sketches. Fourth impression. Up to page 48, and including the coloured plates, the tail of the book suffers from mild damp affected waving; the pages are lightly tanned, else sold with no inner markings. Contents: "Earthworms and soil fertility - The Earthworm- Breeding earthworms - Starting a worm farm - Worms for profit - Worms for fishermen - Bulk Worms- Worm castings - Farm systems."