28 HENRY CAREY BAIRD & CO.'S CATALOGUE. 



. The Sugar Beet. 

 Including a History of the Beet Sugar Industry in Europe, Varietier 

 of the Sugar Beet, Examination, Soils, Tillage, Seeds and Sowing, 

 Yield and Cost of Cultivation, Harvesting, Transportation, Conserva 

 tion, Feeding Qualities of the Beet and of the Pulp, etc. By LEWIJ 

 S. WARE, C. E., M. E. Illustrated by ninety engravings. 8vo. 



$4.04 

 WARN. The Sheet-Metal Worker's Instructor: 



For Zinc, Sheet- Iron, Copper, and Tin- Plate Workers, etc. Contain- 

 ing a selection of Geometrical Problems ; also, Practical and Simple 

 Rules for Describing the various Patterns required in the different 

 branches of the above Trades. By REUBEN H. WARN, Practical 

 Tin-Plate Worker. To which is added an Appendix, containing 

 Instructions for Boiler-Making, Mensuration of Surfaces and Solids, 

 Rules for Calculating the Weights of different Figures of Iron and 

 Steel, Tables of the Weights of Iron, Steel, etc. Illustrated by thirty- 

 two Plates and thirty-seven Wood Engravings. 8vo. . $3-OC 



WARNER. New Theorems, Tables, and Diagrams, for the 

 Computation of Earth-work : 



Designed for the use of Engineers in Preliminary and Final Estimates 

 of Students in Engineering, and of Contractors and other non-profes- 

 sional Computers. In two parts, with an Appendix. Part I. A Prac- 

 tical Treatise; Part II. A Theoretical Treatise, and the Appendix. 

 Containing Notes to the Rules and Examples of Part I.; Explana- 

 tions of the Construction of Scales, Tables, and Diagrams, and a 

 Treatise upon Equival-ent Square Bases and Equivalent Level Heights. 

 The whole illustrated by numerous original engravings, comprising 

 explanatory cuts for Definitions and Problems, Stereometric Scales 

 and Diagrams, and a series of Lithographic Drawings from Models; 

 Showing all the Combinations of Solid Forms which occur in Railroad 

 Excavations and Embankments. By JOHN WARNER, A. M., Mining 

 and Mechanical Engineer. Illustrated by 14 Plates. A new, revised 

 and improved edition. 8vo. ...... $4.00 



WATSON. A Manual of the Hand-Lathe : 



Comprising Concise Directions for Working Metals of all kinds, 

 Ivory, Bone and Precious Woods; Dyeing, Coloring, and French 

 Polishing; Inlaying by Veneers, and various methods practised to 

 produce Elaborate work with Dispatch, and at Small Expense. Bjr 

 EGBERT P. WATSON, Author of " The Modern Practice of American 

 Machinists and Engineers." Illustrated by 78 engravings. $1.50 



WATSON. The Modern Practice of American Machinists and 



Engineers 



Including the Construction, Application, and Use of Drills, Lathe 

 Tools, Cutters for Boring Cylinders, and Hollow-work generally , with 

 the most Economical Speed for the same ; the Results verified by 

 Actual Practice at the Lathe, the Vise, and on the Floor. Together 



