Comprising the Principles of Mechanism, Wheels, and Pulleys, Strength and Proportions of Shafts, Coupling of Shafts, and Engaging and Disengaging Gear. By Sir William Fairbairn, Bait. C.E. Beautifully illustrated by over 150 wood-cuts. In one volume, 12mo. $2.50

FITCH.—Bessemer Steel,

Ores and Methods, New Facts and Statistics Relating to the Types of Machinery in Use, the Methods in Vogue, Cost and Class of Labor employed, and the Character and Availability of the Ores utilized in the Manufacture of Bessemer Steel in Europe and in the United States; together with opinions and excerpts from various accepted authorities. Compiled and arranged by Thomas W. Fitch. 8vo. $3.00

FLEMING.—Narrow Gauge Railways in America.

A Sketch of their Rise, Progress, and Success. Valuable Statistics as to Grades, Curves, Weight of Rail, Locomotives, Cars, etc. By Howard Fleming. Illustrated, 8vo. $1.50

FORSYTH.—Book of Designs for Headstones, Mural, and other Monuments:

Containing 78 Designs. By James Forsyth. With an Introduction by Charles Boutell, M.A. 4 to., cloth $5.00

FRANKEL—HUTTER.—A Practical Treatise on the Manufacture of Starch, Glucose, Starch-Sugar, and Dextrine:

Based on the German of Ladislaus Von Wagner, Professor in the Royal Technical High School, Buda-Pest, Hungary, and other authorities. By Julius Frankel, Graduate of the Polytechnic School of Hanover. Edited by Robert Hutter, Chemist, Practical Manufacturer of Starch-Sugar. Illustrated by 58 engravings, covering every branch of the subject, including examples of the most Recent and Best American Machinery. 8vo., 344 pp. $3.50

GEE.—The Goldsmith's Handbook: