PROCEEDINGS OF 

 THE ROYAL SOCIETY. 



VOL. LXVIII. 



No. 444. 



CONTENTS. 



PAGE 



Meeting of March 7, 1901, and List of Candidates 

 List of Papers read 



125 



124 



On the Conductivity of Gases under the Beequerel Rays. By the Hon. 

 R. J. Strutt, Fellow of Trinity College, Cambridge. Communicated by 

 Loed Rayleigh, F.R.S 126 



Some Physical Properties of Nitric Acid Solutions. By V. H. Veley, F.R.S. , 



and J. J. Manley, Daubeny Curator, Magdalen College, Oxford . . 12S 



The Anatomy of Symmetrical Double Monstrosities in the Trout. By James 

 F. G-emmill, M.A., M.D., Lecturer in Embryology and University 

 Assistant in Anatomy, University of Glasgow. Communicated by Pro- 

 fessor Cleland, F.R.S . t . . . . 129 



Preliminary Communication on the CE>trous Cycle and the Formation of 

 L , the Corpus Luteum in the Sheep. By F. H. A. Marshall, B. A. Com- 

 municated by Professor J. C. Ewart, F.R.S 135 



On the Composition and Variations of the Pelvic Plexus in Acanthias vul- 

 garis. By R. C. Punnett, B.A., G-onville and Caius College, Cam- 

 bridge. Communicated by Dr. ZL Gadow, F.R.S 140 



Further Observations on Nova Persei. By Sir Norman Loceyer, K.C.B., 



F.R.S. (Plate 1) . . . 142 



Meeting of March 14, 1901, and List of Papers read . . . . . 146 



The Action of Magnetised Electrodes upon Electrical Discharge Phenomena 

 in Rarefied Gases. By C. E. S. Phillips. Communicated by Sir 

 William Crookes, F.R.S 147 



The Chemistry of Nerve-degeneration. By F. W. Mott, M.D., F.R.S., and 



W. D. Halliburton, M.D., F.R.S 149< 



For continuation of Contents see 2nd page of Wrapper. 



May 4, 1901. 



Price Two Shillings. 



