Electrical Engineering. 





Denny, C. W. The Electro-Deposi- 

 tion of Copper and its Industrial 

 Applications. Fcap. 8vo. Pp. 

 120. 1921. Pitman. 2s. 6d. 



Field, S. The Principles of Electro- 

 Deposition : A Laboratory Guide to 

 Electro-Plating. Cr. 8vo. Pp. 

 400. 1911. Longmans. 7s. Qd. 



Sprague, J. T. Elements of Electro- 

 Plating. Cr. 8vo. Pp. 72. 1914. 

 Spon. 2s. Qd. 



Watt, A. The Electro-plating and 

 Electro-refining of Metals. Being 

 a new edition of "Electro-Deposi- 

 tion," revised, &c., by A. Philip. 

 2nd edn. Large Cr. 8vo. Pp. 704. 

 1911. Crosby Lockwood. 14s. 



Electro Plating, based on "Elec- 

 tro Metallurgy Practically Treat- 

 ed." Cr.Svo. Pp.192." 1920. 

 Crosby Lockwood . 5s . 



xviii. ELECTRICfVELDING. 



Carpmael , H . ElectrTc Welding and 

 Welding Appliances. Imp. 8vo. 

 Pp. 140. 1920. Constable. 18s. 



Marquand , H . S . Electric Welding . 

 Its Theory, Practice, Application 

 and Economics. Demy 8vo. Pp. 

 204. 1920. BennBros. 12s. Gd. 



Swift, H. B. Practical Electric 

 Welding. Demy 8vo. Pp. 104. 

 1920. Spon. 7s. 6d. 



xix. TELEPHONY AND TELE- 

 GRAPHY. 



Allsop, F. C. Telephones, their 

 Construction and Fitting. 8th edn. 

 Cr. 8vo. Pp. 222. 1914. Spon. 

 5s. 



Atkins, W. Principles of Auto- 

 matic Telephony. 2nd edn. Cr. 

 8vo. Pp.124. 1915. BennBros. 

 3s. 



Common Battery Telephony Sim- 

 plified. 2nd edn. Cr. 8vo. Pp. 

 190. 1913. Benn Bros. 3s. 6d. 



Baker, T. T. The Telegraphic 

 Transmission of Photographs. Cr. 

 8vo. Pp. 158. 1910. Constable. 

 2s. Qd. 



Bell, J., and Wilson, S. The 



Telegraphist's Guide to the Depart- 

 mental and City and Guilds Exam- 

 inations in Telegraphy. 8th edn. 

 Cr.Svo. Pp.273. 1920. Rentell. 

 5s. 



Crotch, A. The Elements of Tele- 

 phony. 2nd edn. Cr. 8vo. Pp. 

 114. 1918. Spon. 2s. 6rf. 



The Hughes and Baudot Tele- 

 graphs. Cr. 8vo. Pp. 83. 1908. 

 Rentell. 2s. 



Telegraphy : an Elementary Text- 

 book on the Principles of Electri- 

 city as applied to Telegraph Sys- 

 tems. Cr.Svo. Pp.165. 1919. 

 Spon. 4s. 6d. 



Telegraphic Systems, and other 



Notes . A Handbook of the Princi- 

 ples on which Telegraphic Practice 

 is Based . Large Cr . 8vo . Pp . 284 . 

 1908. Griffin. 6s. 

 Elementary Telegraphy and Tele- 

 phony . New imp . " 8vo . Pp . 223 . 

 1912. Spon. 6s. 



Fleming , J . A . The Propagation of 

 Electric Currents in Telephone and 

 Telegraph Conductors. 3rd edn. 

 Demy 8vo. Pp. 384. 1919. 

 Constable. 21s. 



Herbert, T. E. Telegraphy: A 

 detailed Exposition of the Telegraph 

 System of the British Post Office. 

 4th edn. Cr.Svo. Pp. 1 ,039- 1920. 

 Pitman. 18s. 



and Wardt, R. G. de. The 



Arithmetic of Telegraphy and Tele- 

 phony. Cr. 8vo. Pp. 196. 1921. 

 Pitman . 5s . 



Hill, J. G. Telephonic Transmis- 

 mission : Theoretical and Applied . 

 Svo. Pp. 398. 1920. Longmans. 

 21s. 



Jones, W. H. Telegraphy for 

 Beginners. The Standard Method. 

 2nd edn. Cr.Svo. Pp.58. 1913. 

 Spon. 2s. 6d. 



Kingsbury , J . E . The Telephone and 

 Telephone Exchanges : Their Inven- 

 tion and Development. Svo. Pp. 

 568. 1915. Longmans. 15s. 



Lee, J. Telegraph Practice: A 

 Study of Comparative Method. 

 Cr. 8vo. Pp. 112. 1917. Long- 

 mans . 3s . 



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