CONTENTS OF VOL. XIII. 



(FOURTH SERIES.) 



NUMBER LXXXIII.— JANUARY 1857. 



Page 

 Mr. G. Gore on the Development of Dynamic Electricity by 



the Immersion of unequally Heated Metals in Liquids .... 1 

 Mr. A. Cayley's Supplementary Remarks on the Porism of the 



In-and-circumscribed Triangle 19 



M. J. Bertrand on Foucault's Gyroscope 31 



Mr. P. J. Martin on the Anticlinal Line of the London and 



Hampshire Basins (^continued) 33 



Dr. H. Debus on the Action of Nitric Acid on Alcohol at com- 

 mon Temperatures 39 



Dr. Heddle on Mesolite and Faroelite (Mesole) 50 



M. E. Stohrer on an Improved Induction Apparatus 55 



Mr. W. R. Grove on some new Methods of producing and 



fixing Electrical Figures 63 



Dr. H. Debus on Glyoxal 66 



Notices respecting New Books : — M. Gustav. Bischof's Ele- 

 ments of Chemical and Physical Geology, Vol. II. Trans- 

 lated by B. H. Paul, F.C.S. — Dr. T. Scheerer's Introduction 

 to the Use of the Mouth-Blowpipe. Translated, with Ad- 

 ditions, by H. T. Blanford 67 



Proceedings of the Royal Society 71 



Geological Society 76 



On the Telescopic Stereoscope, by Mr. J. Elliot 78 



On the Coloration of the Moon during Eclipses, by M. Faye. . 79 



Meteorological Observations for November 185G 79 



Meteorological Observations made by Mr. Thompson at the 

 Garden of the Horticultural Society at Chiswick, near 

 London; by Mr. Veall at Boston; and by the Rev. C. 

 Clouston at Sandwick Manse, Orkney 80 



NUMBER LXXXIV.— FEBRUARY. 



Dr. A. Matthiessen on the Electric Conducting Power of the 

 .Metals of the Alkalies and Alkaline Earths. (With a Plate.) 81 



