12 Scientific Works published by Longmans, Green, 6 Co. 



TRIGONOMETRY, 



CASEY. A TREATISE ON ELEMENTARY TRIGONO- 

 METRY. By JOHN CASEY, LL. D. , F. R. S. , late Fellow of the Royal University 

 of Ireland. With numerous Examples and Questions for Examination. i2mo., 



y- 

 CLARKE. PLANE TRIGONOMETRY. Containing the more 



advanced Propositions, Solution of Problems and a complete Summary of For- 

 mulae, Bookwork, etc. , together with recent Examination Papers for the Army, 

 Woolwich, etc. With Answers. By the Rev. A. DAWSON CLARKE, M.A., St. 

 John's College, Cambridge. Crown 8vo., $s. 



GOODWIN. Works by H. B. GOODWIN, M.A. 

 PLANE AND SPHERICAL TRIGONOMETRY. In Three 



Parts, comprising those portions of the subjects, theoretical and practical, 

 which are required in the Final Examination for Rank of Lieutenant ,at 

 Greenwich. 8vo. , 8s. 6d. 



ELEMENTARY PLANE TRIGONOMETRY. With numerous 

 Examples and Examination Papers set at the Royal Naval College in recent 

 years. With Answers. 8vo., 5*. 



JONES. THE BEGINNINGS OF TRIGONOMETRY. By 



A. CLEMENT JONES, M.A., Ph.D., late Open Scholar and Senior Hulme 

 Exhibitioner of Brasenose College, Oxford ; Senior Mathematical Master of 

 Bradford Grammar School. Crown 8vo., 2s. 



MURRA Y. PLANE TRIGONOMETRY FOR COLLEGES 



AND SECONDARY SCHOOLS. By DANIEL A. MURRAY, B.A., Ph.D., 

 Instructor in Mathematics in Cornell University. Crown 8vo. , 3^. 6d. With 

 Logarithmic and Trigonometric Tables. Crown 8vo. , v- 



SMITH. ELEMENTARY TRIGONOMETRY. By J. HAMBLIN 



SMITH, M.A. Crown 8vo., 45. 6d. Key, ?s. 6d. 



OPTICS, PHOTOGRAPHY, ETC. 



ABNEY.K TREATISE ON PHOTOGRAPHY. By Sir WILLIAM 



DE WIVELESLIE AfiNEY, K.C.B., F.R.S., Principal Assistant Secretary of the 

 Secondary Department of the Board of Education. With 134 Illustrations 

 Fcp. 8vo., 55. 



DRUDE. THE THEORY OF OPTICS. By PAUL DRUDE, 



Professor of Physics at the University of Giessen. Translated from the German 

 by C. RIBORG MANN and ROBERT A. MILLIKAN, Assistant Professors of 

 Physics at the University of Chicago. With no Diagrams. 8vo., 155. net. 



GLAZEBROOK. PHYSICAL OPTICS. By R. T. GLAZE- 

 BROOK, M.A., F.R.S., Principal of University College, Liverpool. With 183 

 Woodcuts of Apparatus, etc. Fcp. 8vo. , 6s. 



VANDERPOEL. COLOR. PROBLEMS : a Practical Manual 

 for the Lay Student of Color. By EMILY NOYES VANDRRPOEL. With 117 

 Plates in Color. Square 8vo. , 2is. net. 



WRIGHT. OPTICAL PROJECTION : a Treatise on the Use 



of the Lantern in Exhibition and Scientific Demonstration. By LEWIS WRIGHT, 

 Author of ' Light : a Course of Experimental Optics '. With 232 Illustrations. 

 Crown 8vo. , 6s. 



