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. Title: Extracts From the Private Letters of the Late Sir William Fothergill Cooke, 1836-39, Relating to the Invention and Development of the Electric Telegraph: Also, a Memoir; Original Publisher: London; New York: Spon; Publication date: 1895; Subjects: Telegraph; Technology