Vol. 52 : Hart II. 



MEMOIRS AND PROCEEDINGS 



OF 



THE MANCHESTER 



LITERARY & PHILOSOPHICAL 



SOCIETY, 1907-1908. 



CONTENTS. 



Memoirs : 



VII. The Atomic Weight of Chlorine. By E. C. Edgar, D.Sc. - pp. i-^. 



{Issued sij>aiateiy, February 6th, igoS). 



VIII. On a New Type of Dynamical Stability. By Andrew 



Stephenson. {With 2 Text-figures.) pp. I -10. 



(Issued separately, March Sth, igoS). 



IX. A Method of Counting the Number of a-Particles from Radio- 



active Matter. By Professor E. Rutherford, F.R.S., and 



H. Geiger, Ph.D. PP- i-3- 



(Issued separately, March 14th, igoS). 



X. On the Physical Aspect of the Atomic Theory. (The Wilde 



Lecture.) By Professor J. Larmor, Sec. R.S. - pp. i-)4- 



(Issued separately, March 2jth, igoS). 



XI. Notes on the Greater Horseshoe Bat, Rhimlophtis ferrum- 

 equinum (Schreber), in Captivity. By T. A. Coward, F.Z.S. 

 {With Plate) - - ■ - -pp. i-:2. 



(Issued separately, April 21st, igoS). 



XII. Action of Selenium and Tellurium on Arsine and Stibine. By 



Francis Jones, M.Sc, F.R.S.E. - pp. i-». 



(Issued separately, April 22nd, igoS). 



Proceedings - - PP- xi.-xxir. 



MANCHESTER: 

 36, GEORGE STREET. 



Ipricc a;brce SbilUngs. 



May 20th, igoS. 



