﻿xxxvi Proceedings. [April pk, 1905. 



selaginoides thus confirming Dr. Williamson's conviction of the 

 identity of these two Coalmeasure plants. 



Mr. F. A. Bruton, M.A., exhibited a photograph of the 

 foundation of the western part of the Northern Gateway at 

 Melandra Castle, now uncovered for the first time. 



Dr. H. Ramsden exhibited a model which he had devised 

 to illustrate the propagation of sound waves. It consists of a 

 series of magnetised needles, suspended vertically so as to vibrate 

 in the same plane with their like poles downwards, and is designed 

 to show (since the needles were constructed and regulated to 

 have equal times of oscillation) most of the phenomena of the 

 longitudinal transmission of waves. 



Miss C. Coignou exhibited and described some lantern 

 slides illustrating the new laboratory of the Manchester High 

 School for Girls. 



Mr. Francis Nicholson, F.Z.S., read a paper entitled, 

 " Notes on the Wilkinsons, Ironmasters." 



Annual General Meeting, April i8th, 1905. 



Professor W. Boyd Dawkins, D.Sc, F.R.S., President, 

 in the Chair. 



The Annual Report of the Council and the Statement of 

 Accounts were presented, and it was resolved: — "That the 

 Annual Report, together with the Statement of Accounts, be 

 adopted, and that they be printed in the Society's Proceedings." 



Mr. W. H. Todd and Mr. H. B. Knowles, M.A., were 

 appointed Scrutineers of the balloting papers. 



The following members were elected officers of the Society 

 and members of the Council for the ensuing year : — 



Preside?it : Sir William H. Bailey. 



Vice-Presidents: H. B. Dixon, M.A., F.R.S. ; Horace 

 Lamb, L.L.D., D.Sc, F.R.S. ; W. Boyd Dawkins, 

 D.Sc, F.R.S. ; Francis Nicholson, F.Z.S. 



