This day is published, post 8vo, 12s., 

 LECTURE NOTES FOE, CHEMICAL STUDENTS. 

 Embracing both Mineral and Organic Chemistry. 

 By E. Frankland, F.R.S., 



Professor of Chemistry in the Royal Institution of Great Britain and in the 

 Government School of Mines. 



John Van Voorst, 1 Paternoster Row, E.C. 



Just published, crown 8vo, cloth, 5s., 



THE RESULTS OF SPECTRUM ANALYSIS APPLIED TO THE 

 HEAVENLY BODIES. 



By W. Huggins, Esq., F.R.S., F.R.A.S., &c. 



With an Appendix and Eighteen Photographs. 



W. Ladd, 11 & 12 Beak Street, Regent Street, W. 



Folio, 8 pages, price 21s. cloth, 



UNIVERSAL PROPORTION-TABLE. 

 By J. D. Everett, D.C.L., F.R.S.E., 



Assistant Professor of Mathematics in the University of Glasgow. 



This Table is equivalent to a slide-rule 13 feet 4 inches long. It has scale- 

 divisions for all three-figure and many four-figure numbers, and enables multipli- 

 cation, division, or proportion to be performed by inspection to the accuracy of 

 about one part in four thousand. 



It is accompanied by full directions for use, and by Tables of physical and other 

 constants of frequent occurrence in scientific computation, including natural sines 

 and tangents to every fifth minute. 



London : Longmans, Green, and Co., Paternoster Row, E.C. 



BRITISH ASSOCIATION. 



This day is published, price Is., 



REMARKS ON SOME RELATIONS OF MODERN KNOWLEDGE TO 



THEOLOGY. 



Forming the Preface and Appendix to a Sermon preached by request at the 

 Meeting of the British Association at Nottingham. 



By the Rev. C. Pritchard, M.A., F.R.S., 



President of the Royal Astronomical Society. 



London: Bell and Daldy, 186 Fleet Street, E.C. 



Now ready, with 400 Illustrations, post 8vo, 500 pp., price 12s. 6d. cloth 

 (postage Id. ), 



THE STUDENT'S TEXT-BOOK OF ELECTRICITY; 



Including Magnetism, Voltaic Electricity, Electro-Magnetism, Diamagnetism, 

 Magneto-Electricity, Thermo-Electricity, and Electric Telegraphy. Being a con- 

 densed resume of the Theory and Application of Electrical Science, including its 

 latest Practical Developments, particularly as relating to Aerial and Submarine 

 Telegraphy. 



By Henry M. Noad, Ph.D., F.R.S., 



Lecturer on Chemistry at St. George's Hospital, author of { A Manual of 

 Electricity,' &c. 



London : Lockwood and Co., 7 Stationers' Hall Court, E.C. 



