8 Scientific Works published by Lojii^maiis, Green, <S^ Co. 



TTND ALL— Lessons in Electricity at the Royal Institution, 

 1875-76, By John Tyndall, D.CL. Witli 58 Woodcuts. Crown 

 8vo. 2s. 6(^. 



Notes of a Course of Seven Lectures on Electrical 



Phenomena and Theories, delivered at. llie Royal Institution. By 

 John Tyndall, D.C.L. Crown 8vo. Is. 6rf. 



Researches on Dianaagnetism and Magne-Crystallic 



Action. By John Tyndall, D.C.L. With 8 Plates and numerous 

 Illustrations. Crown 8vo. 12s. 



TELEGRAPHY. 



CULLEY— A Handbook of Practical Telegraphy. By R. S. 



Culley', M.I.C.E., late Engineer-in-Chief of Telegraphs to the Post 

 Office. With 135 Woodcuts and 17 Plates. 8vo. 16s. 



PRBECE and SIVE^WRIGHT— Telegraphy. By W. H. Preece, 

 F.R.S., M.I.C.E., &c., Engineer-in-Chief and Electrician to H.M. 

 Post Office ; and Sir J. Sivewright, K.C.M.G., General Manager, 

 South African Telegraphs. With 255 Woodcuts. Fcp. 8vo. 6s. 



WILLIAMS^Manual of Telegraphy. By W. Williams, Super- 

 intendent, Indian Government Telegraphs. With 93 Woodcuts. 8vo. 

 10s. 6(i. 



MINERALOGY, METALLURGY, &c. 



BAUERMAN— Systematic Mineralogy. By Hilary Bauerman, 

 F.G.S. With 373 Woodcuts and Diagrams. Fcp. 8vo. 6s. 



Descriptive Mineralogy. By Hilary Bauerman, F.G.S 



With 236 Woodcuts and Diagrams. Fcp. 8vo. 6s. 



BLOXAM and HUNTINGTON— Metals : their Properties and 

 Treatment. By C. L. Bloxam and A. K. Huntington, Professors 

 in King's College, London. With 130 Woodcuts. Fcp. 8vo. 5s. 



GORE— The Art of Electro-Metallurgy, including all known 

 Processes of Electro-Deposition. By G. Gore, LL.D., F.R.S. With 

 56 Woodcuts. Fcp. 8vo. 6s. 



MITCHELL— A Manual of Practical Assaying. By Jom\ 

 Mitchell, F.C.S. With 201 Illustrations. 8vo. 31s. M. 



RUTLEY— The Study of Rocks; an Elementary Text-Book of 

 Petrology. By F. Kutley, F.G.S. AVith 6 Plates and 88 Woodcuts. 

 Fcp. 8vo. 4s. 6rf. 



