May 6th, igij] ProckedIiNGS. xxiii 



Ordinary Meeting, May 6th, 1913. 

 Professor F. E. Weiss, D.Sc, F.L.S., in the Chair. 



A vote of thanks was accorded the donors of the books 

 upon the table. The following were amongst the recent acces- 

 sions to the Society's Library: — ''Floia Capi'7tsis" vol. V., 

 section III., pt. ii., by Sir William T. Thiselton-Dyer (8vo., 

 London, 1913, purchased ; and '■^ General Index to the Chemical 

 News^ Vols. I to /oo" (4to., London, 19x3), purchased. 



Mr Ernest F. Lange, M.LMech.E., A.M.Inst.CE., F.C.S., 

 read a paper entitled " Bessemer, Goransson & Mushet" 



A paper by Mr. H. S. Holden, ]\LSc., entitled *' On some 

 abnormal specimens of Dictyota dichotoma" was read by 

 Professor F. E. Weiss, D.Sc, F.L.S. 



These papers aie printed in full in the Memoirs. 



Extraordinary General Meeting, July 22nd, 1913. 



The President, Mr. Francis Nicholson, F.ZS., in the Chair. 



Dr. Henry Wilde, F.RS., read a paper, entitled "On 

 some new Multiple Relations of the Atomic Weights 

 of Elementary Substances ; and on the Classification 

 and Transformations of Neon and Helium." 



This paper is printed in full in the Me'iwirs. 



