Published by WHITTAKER & CO,, 



s. d. 



PERKIN, F. M. Metric and British Systems of 



Weights and Measures ... ... net 1 6 



POOLE, J. Practical Telephone Handbook and Guide 



to the Telephonic Exchange ... net 6 



PUNGA, F. Single-Phase Commutator Motors net 4 6 

 PULL, E. Engineering Workshop Exercises net 2 

 RiDER, J. H. Electric Traction ... net 10 6 



ROBERTS, C. W. Practical Advice for Marine 



Engineers ... net 3 



Drawing and Designing for 



Marine Engineering net 5 



RUDORF, G. Periodic Classification and the Problem 



of Chemical Evolution ... ... net 4 6 



RUSSELL, S. A. Electric Light Cables ... net 90 



SALOMONS, Sir D. Management of Accumulators net 6 



SCOTT, W* A. Handrailing for Geometrical Stair- 

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STEENBEEK, W. H. Engineers' and Erectors' Pocket 



Dictionary: English, German, Dutch... net 2 



STEVENS, T., and HOBART, H. M. Steam Turbine 



Engineering ... ... ... net 21 



STILL, A. Polyphase Currents ... ... net 6 



SUTCLIFFE, G. L. Sanitary Fittings and Plumbing net 5 



TAYLOR, J. T. Optics of Photography and Photo- 

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THOMSON, M. Apothecaries' Hall Manual net 2 



THURSTON, A. P. Elementary Aeronautics, or the 



Science and Practice of Aerial Machines net 3 6 



TURNER, H. W., and HOBART, H. M. Insulation of 



Electric Machines ... ... ... net 10 6 



TWELVETREES, W. N. Concrete-Steel, a Treatise on 



Reinforced Concrete Construction net 6 



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