“We heartily commend this really handy book to our engineer and architect readers.”—English Mechanic.

TRUSSES OF WOOD AND IRON.

Practical Applications of Science in Determining the Stresses, Breaking Weights, Safe Loads, Scantlings, and Details of Construction. With Complete Working Drawings. By William Griffiths, Surveyor. 8vo, cloth

4/6

“This handy little book enters so minutely into every detail connected with the construction of roof trusses that no student need be ignorant of these.”—Practical Engineer.

THE STRAINS ON STRUCTURES OF IRONWORK.

With Practical Remarks on Iron Construction. By F. W. Sheilds, M.I.C.E. 8vo, cloth

5/0

A TREATISE ON THE STRENGTH OF MATERIALS.

With Rules for Application in Architecture, the Construction of Suspension Bridges, Railways, &c. By Peter Barlow, F.R.S. A new Edition, revised by his Sons, P. W. Barlow, F.R.S., and W. H. Barlow, F.R.S.; to which are added, Experiments by Hodgkinson, Fairbairn, and Kirkaldy; and Formulæ for calculating Girders, &c. Arranged and Edited by Wm. Humber, A.M. Inst. C.E. 8vo, cloth