The book has no illustrations or index. It may have numerous typos or missing text. However, purchasers can download a free scanned copy of the original rare book from the publisher's website (GeneralBooksClub.com). You can also preview excerpts of the book there. Purchasers are also entitled to a free trial membership in the General Books Club where they can select from more than a million books without charge. Volume: 2004 Vol I 3.0; Original Publisher: Helena, Mont.: Montana Dept. of Environmental Qua; Publication date: 2004; Subjects: Water; Water quality; Water quality management; Lake Helena Watershed (Mont.);