ABSTRACT OF PROCEEDINGS. XIX. 



OCTOBER 6th, 1915. 



The three hundred and seventy-seventh General Monthly 

 Meeting of the Royal Society of New South Wales was 

 held at the Society's House, 5 Elizabeth Street, at 8 p.m. 



Dr. Greig-Smith, President, in the Ohair. 



Twenty-six members were present. 



The minutes of the preceding meeting were read and 

 confirmed. 



The Pesident announced that through the instrumentality 

 of Mr. J. H. Maiden, a very fine portrait of Sir Edward 

 Deas Thomson, a former Vice-President, had been received 

 from his son, Mr. E. R. Deas Thomson. 



It was also announced that Mr. H. B. Taylor's name 

 had been added to the list of members who had gone on 

 Active Service, and that Dr. E. S. Stokes had returned 

 from the front owing to illness. 



4 Sir J. J. Thomson wrote expressing his thanks for having 

 been elected an Honorary Member of this Society. 



One hundred and thirty-three parts, 8 volumes, 9 reports 

 and 2 maps were laid upon the table. 



THE FOLLOWING PAPERS WERE READ: 



1. "A note on the Relation between the Viscosity and the 



Thermal Conductivity of Gases, with reference to 

 Molecular Complexity," by Professor J. A. Pollock, 



D.Sc. 



2. " The Wave-length of the Electrical Vibration associated 



with a thin straight terminated Conductor," by Pro- 

 fessor J. A. Pollock, d.Sc 



exhibit : 

 Mr. J. H. Maiden exhibited three glass tanks of aquatic 

 plants, viz.: — Aponogeton fenestralls Hook., f. (Aponoge- 

 tonacese), Madagascar ; Potamogeton ochreatus F.v.M. 



