CONTENTS {continued). 



February 21, 1878. 



PAGE 



I. On the Alteration of the Thermal Conductivity of Iron and Steel caused 

 by Magnetism. By Herbert Tomlinson, B.A., Demonstrator of 

 Natural Philosophy, King's College, London ...... 109 



II. Chemical Notes. By Dr. Maxwell Simpson, F.R.S., Professor of 



Chemistry in Queen's College, Cork .118 



III. Further Note on Supersaturated Saline Solutions. By Charles Tomlin- 



son, F.R.S. . . . . . . . . . .121 



IV. Sur une Equation Differentielle du 3me Ordre. By Professor Francesco 



Brioschi . . . 126 



February 28, 1878. 



I. On certain Definite Integrals. By W. H. L. Russell, F.R.S. . . .129 



II. On the Reversal of the Lines of Metallic Vapours. By Gr. D. Liyeing, 

 M.A., Professor of Chemistry, and J. Dewar, M.A., F.R.S., Jacksonian 

 Professor of Chemistry, University of Cambridge. No. I . . . 182 



III. Contributions to the Physiology of Batrachian Lymph-Hearts. By John 

 Priestley, Assistant-Lecturer in Physiology in Owens College, Man- 

 chester . 13a 



IT. On the Structure of the Stylasterida?, a Family of the Hydroid Stony 

 Corals. By H. N. Moseley, F.R.S., Fellow of Exeter College, Oxford, 

 late Naturalist on board H.M.S. ' Challenger ' . ■ . . 141 



List of Presents 141 



Obituary Notice : — 



Karl Ernst von Baer i 



ERRATUM. 

 Vol. 26, p. 511, for y = Dd, read y = T)d x 



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