﻿October 18th, 1904.] PROCEEDINGS. ix 



General Meeting, October 18th, 1904. 



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

 in the Chair. 



Mr. H. B. Knowles, M.A„ Principal of the Royal Technical 

 Institute, Salford, " Norcot" Swinton Park, Salford ; Mr. H. 

 Morris-Airey, M.Sc.j Demonstrator in Physics in the University 

 of Manchester, Smedley Road, Cheetham ; Mr. George Goring 

 Campion, L.D.S., 264, Oxford Street, Manchester ; and Mr. 

 Robert Crosthwaite, M.A., B.Sc, Head Master of the 

 Municipal Secondary School, 26, Palatine Road, Ma?ichester, 

 were elected ordinary members of the Society. 



Ordinary Meeting, October 18th, 1904. 



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

 in the Chair. 



The thanks of the members were voted to the donors of the 

 books upon the table. 



The Librarian, Dr. W. E. Hoyle, F.R.S.E., mentioned that 

 the following books had been presented to the Society's Library : 



1 The Oxford, Cambridge, and Dublin Messenger of MatJie- 

 matics,' 5 vols., 1862-71, presented by the Council of the 

 Victoria University of Manchester ; * Bryozoa,' by A. W. Waters, 

 [part of] ' Resultate du voyage du S. Y. Belgica en 1897-1898- 

 1899...', presented by the author. 



The best thanks of the meeting were voted to the donors of 

 these books. 



Dr. Lees exhibited a modification of the U-shaped water 

 voltameter, designed to reduce the change of pressure to which 

 the gas generated is subject, owing to the descent of the water in 



