CONTENTS OF VOL. XXIX. 



(THIRD SERIES.) 



NUMBER CXCL— JULY, 1846. 



Page 

 Mr. H. E. Strickland on the Satellitary Nature of Shooting 



Stars and Aerolites 1 



Mr. G. G. Stokes on the Constitution of the Luminiferous 



^Ether, viewed with reference to the phsenomenon of the 



Aberration of Light 6 



Mr. James Napier on Electrical Endosmose 10 



Mr. G. W. Hearn on the Permanent State of Heat in a Thin 



Uniform Wire of any form, acted on by two sources of heat 



of equal intensity at its extremities 22 



M. P. Riess on a remarkable Property of Mica 25 



Sir W. R. Hamilton on Quaternions ; or on a New System of 



Imaginaries in Algebra 26 



Prof. F. Wohler on Cryptolite 31 



Prof. J. R. Young on certain Criteria of Imaginary Roots of 



Equations 32 



Mr. H. E. Strickland on the Use of the Word Homology in 



Comparative Anatomy 35 



Note to the Rev. W. V. Harcourt's Letter to Lord Brougham 36 

 Dr. C. F. Schcenbein on some Chemical Effects produced by 



Platinum 40« 



Proceedings of the Royal Society 47 



i Royal Astronomical Society 54 



j Cambridge Philosophical Society 60 



Geological Society of Dublin 67 



Geographical Society of Paris 73 



On the Compounds of Boracic Acid with ^Ether, by MM. Ebel- 



men and Bouquet „ 75 



Hydrated Boracic Acid 78 



New Books 78 



Meteorological Observations for May 1846 79 



Meteorological Observations made by Mr. Thompson at the 



Garden of the Horticultural Society at Chiswick, near 



London ; by Mr. Veall at Boston ; by the Rev. W. Dunbar at 



Applegarth Manse, Dumfries-shire ; and by the Rev. C. 



Clouston at Sand wick Manse, Orkney . . 80 



NUMBER CXCIL— AUGUST. 



The Rev. T. R. Robinson on the Annual Motions of the Earth's 



Crust 81 



a2 



