CONTENTS. 



SATURDAY, SEPTEMBER 3. 



Page 



1. The Forth Bridge Works. By A. S. Biggaex 870 



2. The Oity of London and Southwark Subway. By J. H. Greathead, 



M.In3t.C.E : • 870 



3. On a High-speed Steam or Hydraulic Revolving Engine. By Akthtje 



RiGG 871 



4. An improved Steel Railway Sleeper, with Chairs pressed out of the Solid. 



By Henry White 872 



5. Specimens of Steel produced by skidding Railway Wheels. By Jere- 

 miah Head, M.Inst.C.E 8/2 



MONDAY, SEPTEMBER 5. 



1. On Copper Wire. By W. H. Preece, F.R.S 874 



2. Fast Speed Telegraphy. By W. H. Preece, F.R.S 874 



3. Underground Conductors for Electric Lighting, &c. By Professor Q. 



Forbes, M.A., F.R.S. L. & E 875 



4. On an Electric Current Meter. By Professor G. Forbes, M.A., F.R.S. 



L. & E 876 



5. On the Condition of Maximum Work obtainable from a given source of 



alternating Electromotive Force. By Gisberx Kapp 876 



6. Distribution by Transformers and Alternate Current Machines. By 0. 



H. W. Biggs and W. H. Snell 878 



7. The Telemeter System. By F. R. Upton 878 



TUESDAY, SEPTEMBER 6. 



1. Report of the Committee on the Enduranoe of Metals under repeated and 

 varying Stresses 879 



2. On the Resistance of Stone to Crushing, as affected by the material on 

 which it is bedded. By Professor W. C. Un win, F.R.S 879 



3. Expansive Working in Direct-acting Pumping Engines. By Henrt 

 Davet, M.Inst.C.E 880 



4. Reinforcing Electrical Contacts so as to increase their ReliabiHty, with 

 Example of Application to Reeling Silk from the Cocoon. By E. W. 

 Serrell, jun 881 



5. A new Form of Secondary Battery. By Killingworth Hedges 882 



6. Underground Electrical Work in America. By F. Brewer 882 



7. Improvements in Lifeboats. By J. T. Morris 882 



8. Link Motion for Steam Engines. By J, M. McCulloch 882 



9. On the Communication of Motion between bodies moving at different 

 Velocities. By J. Walter Pearse 882 



10. The Tangye Gas Hammer. By Dug ald Clerk 883 



11. On the British Association Standard Screw Gauge. By W. H. Preece, 

 F.R.S 884 



12. A Fire-damp Indicator. By J. Wilson Sw AN 884 



13. On an improved Railway Reading Lamp. By W. H. Preece, F.R.S. ... 884 



