The book may have numerous typos or missing text. It is not illustrated or indexed. However, purchasers can download a free scanned copy of the original rare book from the publisher's website. You can also preview the book there.Purchasers are also entitled to a trial membership in the publisher's book club where they can select from more than a million books for free.Volume: 8 Original Publisher: John Van Voorst Publication date: 1860Subjects: Microscope and microscopy; Juvenile Nonfiction / Animals / Marine Life; Juvenile Nonfiction / Science