part 1] PROCEEDINGS OF THE GEOLOGICAL SOCIETY. lxxxvii 



The List of Donations to the Library was read. 

 The following communication was read : — 



' A Natural " Eolith " Factory beneath the Thanet Sand.' By 

 Samuel Hazzledine Warren, F.G.S. 



Flaked flints were exhibited, in illustration of Mr. S. Hazzledine 

 Warren's paper, by Mr. F. N. Haward, Mr. C. Cams- Wilson, and 

 the Author. 



May 19th, 1920. 



Mr. R. D. Oldham, F.R.S., President, 

 in the Chair. 



Charles Edward Best, 11 Blenheim Gardens, N.W. 2 ; and 

 Brooke Hodgson, Catamarca 1371, Pueblo General Paz, Cordoba 

 (Argentine Republic) were elected Fellows of the Society. 



The List of Donations to the Libraiw was read. 



The following communication was read : — 



' On Certain Xenolithic Tertiary Minor Intrusions in the Island 

 of Mull (Argyllshire).' By Herbert Henry Thomas, M.A., Sc.D., 

 Sec.G.S., with chemical analyses by Ernest George Radley. 



Specimens and microscope-slides in illustration of his paper 

 were exhibited by Dr. H. H. Thomas. 



A model of Diplodocus, presented to the Society by the 

 Rev H. N. Hutchinson, M.A., F.G.S., was also exhibited. 



June 9th, 1920. 



Mr. R. D. Oldham, F.R.S., President, 

 in the Chair. 



The List of Donations to the Library was read. 



The President said that, during the War, when the ordinary 

 supply of papers for reading and discussion fell short, a series of 

 lectures by workers on subjects cognate with geology had been 

 instituted to fill the gap. These had been so well received and 

 appreciated that it was hoped to continue the practice, and to 

 devote at least one meeting in each session to this purpose. 

 The subject of that afternoon's lecture came so far within the 



