8vo, *3 00

Houghton, C. E. The Elements of Mechanics of Materials. 12mo, *2 00

Houstoun, R. A. Studies in Light Production. 12mo, 2 00

Hovenden, F. Practical Mathematics for Young Engineers. 12mo, *1 50

Howe, G. Mathematics for the Practical Man. 12mo, *1 25

Howorth, J. Repairing and Riveting Glass, China
and Earthenware. 8vo, paper, *0 50

Hoyt, W. E. Chemistry by Experimentation. 8vo, *0 70

Hubbard, E. The Utilization of Wood-waste. 8vo, *2 00

Huebner, J. Bleaching and Dyeing of Vegetable and
Fibrous Materials. (Outlines of Industrial Chemistry.) 8vo, *5 00

Hudson, O. F. Iron and Steel. (Outlines of Industrial
Chemistry.) 8vo, *2 00

Humphrey, J. C. W. Metallography of Strain. (Metallurgy
Series.) (_In Press._)

Humphreys, A. C. The Business Features of Engineering
Practice. 8vo, *1 25

Hunter, A. Bridge Work. 8vo. (_In Press._)

Hurst. G. H. Handbook of the Theory of Color. 8vo, *2 50

---- Dictionary of Chemicals and Raw Products. 8vo, *4 50

---- Lubricating Oils, Fats and Greases. 8vo, *4 00

---- Soaps. 8vo, *5 00

Hurst, G. H., and Simmons, W. H. Textile Soaps and Oils. 8vo, 3 00

Hurst, H. E., and Lattey, R. T. Text-book of Physics. 8vo, *3 00

---- Also published in three parts.
Part I. Dynamics and Heat. *1 25
Part II. Sound and Light. *1 25
Part III. Magnetism and Electricity. *1 50

Hutchinson, R. W., Jr. Long Distance Electric Power
Transmission. 12mo, *3 00

Hutchinson, R. W., Jr., and Thomas, W. A. Electricity
in Mining. 12mo, (_In Press._)

Hutchinson, W. B. Patents and How to Make Money Out
of Them. 12mo, 1 00

Hutton, W. S. The Works' Manager's Handbook. 8vo, 6 00

Hyde, E. W. Skew Arches. (Science Series No. 15.) 16mo, 0 50

Hyde, F. S. Solvents, Oils, Gums, Waxes.