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. Original Publisher: Boulder, Colo.: Environmental Research Laboratori; Publication date: 1972; Subjects: Oceanography; Marine geodesy; Astronautics in earth sciences; Science / Earth Sciences / Geography; Science / Earth Sciences / Oceanography; Technology