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: The Bobbs-Merrill company in 1915 in 448 pages; Subjects: Vocational education; Business & Economics / Training; Education / General; Education / Adult & Continuing Education; Education / Aims & Objectives; Education / Counseling / Vocational Guidance;