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 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. Subjects: Alkalies; Potassium; Sodium; Alkaline earth oxides; Science / Chemistry / General; Science / Chemistry / Irganic; Science / Chemistry / Organic; Science / Chemistry / Physical