This is an OCR edition without 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 GeneralBooksClub.com. You can also preview excerpts from 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. Original Published by: Printed for Longman, Rees, Orme, Brown, Green, and Longman in 1833 in 113 pages; Subjects: Geology; Science / Earth Sciences / General; Science / Earth Sciences / Geology;