I oXTENTS. XXXl 



PAGK 



Bengough, G. D., & D. Hanson — Tensile Properties of Copper at High Tempera- 

 tures 194 



Johnson, F. — Annealing of Brass 194 



Meneghini, D. — Embrittling of Brass 195 



Bissett,C. C. — Removal of Sulphur from Silver 195 



Paukavano, N. — Copper-zinc-lead Alloys 195 



Belaiew, N. T. — Widmanstiitten Structure in Alloys 195 



Allison. H. B. C, & L. A. Hawkins — Coating Metals with Aluminium Alloy .. 195 



Hall, J. H. — Manganese Steel 196 



Hannesen, G. — Boron Steels 196 



Crowe, E. — Honeycombing in Steel 196 



Whiteley, J. H. — Structure of Steel Castings 196 



Giolitti, F., & S. Zublena — Slag Inclusions in Steel 197 



Babochine, A. L. — Annealing of Tyres 197 



Stutzer, O. — Microscopical Investigation of Opaque Minerals 197 



Lomax, J. — Microstructure of Coal 198 



Guillet, L. — Alloys of Copper and Zinc 309 



Huntington, A. K. — Deformation of Copper at High Temperatures 309 



Portevin, A. M., & V. Bernard — Coalescence in Steel and in Alloys 309 



Guillet, L. — Electrolytic Iron .. 309 



Giolitti, F., & G. Tavanti— SVagr Inclusions in Steel 310 



Portevin, A. — Mechanical Anistrophy of Metals 310 



Evans, S. — Some Metal Failures in Plant 310 



Sieverts, A., & W. Wippelmann — Structure of Electrolytically -deposited Copper.. 409 



Hudson, O. F. — Critical Point at 460° C. in Zinc-copper Alloys 409 



Petrenko, G. J., & A. S. Fedorow — Bismuth-cadmium Alloys 410 



Heike, W. — Bismuth-arsenic Alloys 410 



Ruff, O.. & others — Manganese-carbon, Nickel-carbon. Iron-carbon, and Cobalt- 

 carbon Systems 410 



Hatfield, W. H. — Malleable Castings 410 



Bowman, J. H. — Reduced Metals in Crystallized Form 410 



Eitel, W. — Artificial Sillimanite 411 



Hanemann, H. — Metal-microscopy vrith Polarized Light 411 



Steak, J. E. — Iron, Carbon, and Phosphorus 517 



„ ,, Detection of Burning in Steel 518 



Rosenhain, W. — Ancient Iron from Ceylon 518 



Withrow, E. P., & L. C. Niedner — Lack of Uniformity in Steel Bars 519 



Arnold, J. O., & G. E. Bolsover — Sulphides in Steel 519 



Job, R. — Internal Fissure in a Steel Axle 519 



Adams, F. W. — Diffusion of Carbon in Iron 519 



Charpt, G., & A. Coknu-Thenard — Iron-silicon-carbon Alloys 519 



Evans, G. S. — Annealing of Grey Iron Castings 519 



Hurst, J. E. — Surface-flow 520 



Saldau, P. J. — Gohl-cadmium Alloys 520 



Eimer & Amend — Preparation of Metal Specimens 520 



Haughton, J. L. — Copper-tin Alloys 626 



Kowalke, O. H. — Micro- structure of Base-met al Thermocouples 626 



Whtte, S. — Micro-chemistry of Corrosion : a-fi Copper-zinc Alloys 627 



Rosenhain, W. — Appliances for Metallographic Research 627 



Hudson, O. F. — Etching Reagents 627 



National Physical Laboratory 628 



