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: Press of L.S. Foster in 1893 in 46 pages; Subjects: Science; Learned institutions and societies; Education / Teaching Methods & Materials / Science & Technology; Education / Organizations & Institutions; Science / General; Science / History; Science / Study & Teaching; Science / Philosophy & Social Aspects;