Abrasives & Abrasive Wheels, Their Nature, Manufacture and Use; a Complete Treatise on the Manufacture and Practical Use of Abrasives, Abrasive Wheels and Grinding Operation ... by Fred B. Jacobs. A Practical Handbook Forengineers, Factory Superintendents, Foundrymen, Shop Foremen and Mechanics in General.Jacobs, Frederic Burnham, b.1919EN