XVI CONTENTS. 



MECHANICAL SCIENCE. 



Page 



Address by W. H. Barlow, Escj., C.E., F.R.S., President of tlie Section .... 200 



Mr. W. H. Barlow, Jun., on the Lisbon Steam Tramways, 1873 210 



Mr. DANrEL Bateman on the Manufacture of Cards for Spinning Purposes . . 210 



Mr. 0. Bergeron on the Saint-Gotthard Tunnel 210 



The Rev. E. L. Bkrthon on the Hydrostatic Log 210 



Mr. F. J. Bramwell on Huggett's System of Manufacturing Horse-nails .... 210 



Dr. W. J. Clapp on the Nant-y-glo Coal-cutting Machine 213 



Mr. Hyde Clarke on the Progress of the Through Railway to India 213 



Mr. Samuel Davis ouBrain's System of Mining by means of Boring-machinery, 

 Dynamite, and Electric Blasting 213 



Mr. R. Eaton on further Results on the Working of Locomotives with Heated 

 Air and Steam 213 



Mr. C. Le Neve Foster on the " Duty " of Arrastres in reducing Gold Ore 

 in Italy 214 



Mr. P. Le Neve Foster, Jun., on the Irrigation of the Casale District .... 214 



Mr. S. C. Lister on the Mechanical Treatment of Fibrous Substances 214 



Mr. James R. Napier on Napier's Pressure Log 214 



Mr. Archibald Neill on Stone-dressing in Bradford 214 



Mr. W. E. Newton on the Sand-Blast Process for Cutting and Ornamenting 

 Stone, Glass, and other Hard Substances 215 



Mr. John Plant on the Burleigh Rock-driU 21(5 



Prof. Osborne Reynolds on the Resistance of the Screw Propeller as aftected 

 by Immersion 210 



on the Friction of Shot as affected by diflerent kinds 



of Rifling 210 



Mr. Robert Sutcliff'e on the Economical Generation of Steam 210 



^ on the Economical Utilization of Steam 217 



Mr. W. Cave Thomas on the Centre-rail Railway 210 



Mr. John "Waugh on the Prevention of Incrustation in Steam-Boilers 210 



Mr. Thomas Webster on the Advancement of Science by Industrial Inven- 

 tion 219 



on the Assimilation of the Patent Systems of Great 



Britain and of the United States '. 219 



Mr. John White on a Form of Channel Steamer 219 



Mr. Joseph Willcock on the History, Progress, and Description of the 

 Bowling Ironworks , 219 



APPENDIX. 



Prof. A. S. Herschel and G. A. Lbbour on the Conducting-powers for 

 Heat of certain Rocks, with Remarks on the Geological Aspects of the 

 Investigation 223 



