1 6 CATALOGUE OF SCIENTIFIC BOOKS 



Manual for Gas Engineering Students. By D. LEE. 



iSrr.o, cloth is. 



Plydraulic Machinery, Past and Present. A Lecture 



delivered to the London and Suburban Railway Officials' Association. 

 By H. ADAMS, Mem. Inst C.E. Folding plate. Svo, sewed, is. 



Twenty Years with the Indicator. By THOMAS PRAY, 



Jun., C.E., M.E., Member of the American Society of Civil Engineers. 

 2 vols., royal Svo, cloth, 12s. 6d. 



Annual Statistical Report of the Secretary to the 



Members of the Iron and Steel Association on the Home and Foreign Iron 

 and Steel Industries in 1884. Issued March 1885. Svo, sewed, 5^. 



Bad Drains, and How to Test them ; with Notes on 



the Ventilation of Sewers, Drains, and Sanitary Fittings, and the Origin 

 and Transmission of Zymotic Disease. By R. HARRIS REEVES. Crown 

 Svo, cloth, 3-r. 6</. 



Well Sinking. The modern practice of Sinking 



and Boring "Wells, with geological considerations and examples of Wells. 

 By ERNEST SPON, Assoc. Mem. Inst. C.E., Mem. Soc. Fug., and of the 

 Franklin Inst., etc. Second edition, revised and enlarged. Crown Svo, 

 cloth, IQS. 6d. 



Pneumatic Transmission of Messages and Parcels 



between Paris and London, via Calais and Dover. By J. B. BERLIER, 

 C.E. Small folio, sewed, 6J. 



List of Tests (Reagents), arranged in alphabetical 



order, according to the names of the originators. Designed especially 

 for the convenient reference of Chemists, Pharmacists, and Scientists. 

 By HANS M. WILDER. Crown Svo, cloth, qs. 6d. 



Ten Years Experience in Works of Intermittent 



Downward Filtration. By J. BAILEY DENTON, Mem. Inst. C.E. 

 Second edition, with additions. Royal Svo, sewed, 4^. 



A Treatise on the Manufacture of Soap and Candles, 



Lubricants and Glycerin. By \V. LANT CARPENTER, B.A., B.Sc. (late 

 of Messrs. C. Thomas and Brothers, Bristol). With illustrations. Crown 

 Svo, cloth, i or. 6d. 



