The Steam Injector
A theoretical and practical treatise on the design and operation of injectors and on the flow of fluids through and the design of nozzles.

INJECTORS: THEORY, CONSTRUCTION AND WORK= INP: By w-.w- F- Pullen, Wh.Sc., Assoc. M. Inst. C.E. Third Edition. Revised and Enlarged. Crown 8vo. Cloth, price 3s. 6d. net, post free 3s. 9d. net, abroad. 4s. net. 8 “This is a Capital little work, which may be reconimended to all who wish to karn about iniectors and ejectors. . . It is, we think, the best work on iniectors pubhshed. —English Mechamc. THE STEAM INJECIOR. A Theoretical and Practical Treatise on the Design and Operation of Injectors and on the Flow of Fluids through and the Design of Nozzles. By V. A. B. Hughes, Member of the Manchester Association of Engineers, Member of the Royal Society of Arts. Crown 8vo. Profusely illustrated. [Ready Shortly. 51. MODERN STEAM TRAPS (English and American By G. Stewart. Enlarged Edition. Price 3s. net, post free 3s. 3d. net. abroad 3s. 6d. net. 9. “Supplies a long-felt want.”— Cassier’s Magazine. “ This little book may be commended as a handy guide to users of steam traps —Michamcal World. “All who have to deal with steam traps should have a copy of this very useful handbook. ”—Steamship. THE DESIGN OF CONDENSING PLANT. A practical treatise. By F. W. Wright. With numerous tables and fully illus- trated. Crown 8vo. Cloth, 200 pages, price 3s. 6d., post free 4s. net, abroad 4s. 3d. net. 10 We recommend this book to all who have to do with or to design condcnsiiv plant.”—Steamship. b “The book is practical in its character.”—Machinery “ We can confldently recommend the book to all students of engineering, and to all those whose work is connected with the design and working of condensers Electrical Revieiv THE INTERNAL LUBRICATION OF STEAM ENOINES. A practical treatise. By T. C. Thomsen, M. Soc. D.C.E. Illustrated. The losses due to inefficient lubrication have generally been con- sidered a negligible quantity, while the question of the best oils for their respective purposes are often less considered. This book is the result of much research and experimental work during many years, and carried out with high grades of oils. The proper methods of introducing the lubricaut are fully treated, and the subject is clearly dealt with throughout. Crown 8vo. Cloth, price 2s. 6cl. net, post free 2s. 9d. net, abroad 3s. net. 11. “ The book is of a deeidedly practical character.”—Machinery DESIGN OF MARINE MULT1TUBULAR BOILERS. A Treatise for Marine Engineers, Marine Draughtsmen and Students. By J. D. McKnight and A. W. Brown. A.M.I. Mech. E. Accom- panied by 1/ plates. Cloth, royal 8vo, price 3s. 6d. net, post free 4s. net, abroad 4s. 3d. net. 12. “ This is quite a valuable book.”—Electrical Review. “In this very useful treatise the authors explain step by step the design of an averag-e marine boiler.”— Meehanical World.