I. The Young Mechanic. Practical Carpentry. Containing directions for the use of all kinds of tools, and for the construction of steam-engines and mechanical models, including the art of turning in wood and metal. By the author of "The Lathe and its Uses," etc. Authorized reprint from English edition, with corrections, etc. Illustrated, small 4to, cloth extra $1 75

"A valuable book, eminently useful to beginners, and suggestive even to the experienced and skilful."—Albany Journal.

II. Amongst Machines. By the author of "The Young Mechanic." Embracing descriptions of the various mechanical appliances used in the manufacture of wood, metal, and other substances. Profusely illustrated. 8vo, cloth $1 75

"A book of wondrous fascination, written in a clear, bright, pointed style. A volume to be commended above a dozen stories."—Boston Traveler.

III. The Boy Engineers. What they did and how they did it. By the author of "The Young Mechanic." 8vo, with 30 plates, cloth extra $1 75

"An eminently useful and timely book. We heartily commend this volume."—National Journal of Education.

"A book of a class that can only be praised; the style is simple and easy, but manly and thoughtful."—Literary World.

IV. The Boy with an Idea. By Mrs. Eiloart. A vivid narration of the feats and freaks of a boy of an active turn of mind, who "wanted to know," and not content with knowing, wanted always to do. 8vo, cloth extra, illustrated $1 50

"An exceptionally attractive and wholesome book, that will fascinate all the bright boys, and stir up the dull ones."—Boston Journal.

V. Learning to Draw; or, The Story of a Young Designer. By Viollet le Duc. Translated by Virginia Champlin. 8vo, with 130 illustrations $2 00