CORRESPONDING SOCIETIES OF THE ISRITISH ASSOCIATION. 1 69 



Eggs. Chairman. — Sir John Lubbock. Secr:tary. — Mr. H. E. Dresser, Mr. 

 John Cordeaux, Mr. W. H. Hudson, Professor A. Newton. Mr. Howard 

 Saunders, Mr. Thomas Henr\- Thomas, Canon Tristram, and Dr. C. T. 

 \'achell. 



Recording the Posiiion, Height above the Sea, Lithological 

 Characters, Size, and Origin of the Erratic Blocks of England, Wales, 

 and Ireland, reporting other matters of Interest connected with the 

 same, and taking measures for their preservation. Chairman. — Professor 

 E. Hull. Secretaiy.—^\y. P. F. Kendall. Professors W. Boyd Dawkins, T. 

 McK. Hughes, T. G. Bonney, and J. Prestwich, and Messrs. C. E. De Ranee, R. 

 H. Tiddeman, J. W. Woodall, and Prof. L. C. Miall. 



The Rate of Erosion of the Sea-coasts of England and Wales, 

 and the Influence of the Artificial Abstraction of Shingle or other 

 materialin that action. Chairman. — Mr. \V. Whitaker. Sicntaries. — Messrs. 

 C. E. De Ranee and W. Topley. Messrs. J. B. Redman and J. W. Woodall, Maj. 

 Gen. Sir A. Clarke, Admiral Sir E. Ommanney, Capt. Sir G. Nares, Capt. J. 

 Parsons, Capt. W. J. L. Wharton, Professor J. Prestwich, and Messrs. E. Eastoi 

 and J. S. \'alentine, and Professor L. F. Vernon Harcourt. 



The Circulation of the Underground Waters in the Permeable 

 Formations of England, and the Quality and Quantity of the Waters 

 supplied to various Towns and Districts from these Formations And 

 that a Digest of the eighteen Reports should be prepared by the 

 Committee, and sold in a separate form. Chairman. — Professor E. Hull 

 Secretary.— IXx. C. E. De Ranee. Dr. H. W. Crosskey, Sir D. Gallon, Professor 

 J. Prestwich, and Messrs. J. Glaisher, P. Kendall, E. B. Marten, G. H. Morton, 

 W. Pengelly, J. Plant, I. Roberts, T. S. Stooke, G. J. Symons, W. Topley, 

 Tylden-Wright, E. Wethered, and W. Whitaker. 



The Rate of Increase of Underground Temperature downwards in 

 various Localities on dry Land and under Water. Chairman. — Professor 

 Everett. Secretary. — Professor Everett. Professor Lord Kelvin, Mr. G. J. 

 Symons, Sir A. Geikie, Mr. J. Glaisher, Mr. Pengelly, Professor Edward Hull, 

 Professor Prestwich, Dr. C. Le Ncve Foster, Professor A. S. Herschell, Professor 

 G. A.Lebour, Mr. A. B. Wynne, Mr. Galloway, Mr. Joseph Dickinson, Mr. G. F. 

 Deacon, Mr. E. Wethered, Mr. A. Strahan, and Professor Miehie Smith. 



Considering the advisability and possibility of establishing in other 

 parts of the country Observations upon the Prevalence of Earth 

 Tremors similar to those now being made in Durham in connection 

 with coal mine explosions. Chairman. — Mr. G. J. Symons. Secretary. — Mr. 

 C. Davison. Sir F. J. Bramwell, Mr. E. A. Cowper, Professor G. H. Darwin, 

 Professor J. A. Ewing, Mr. Isaac Roberts, Mr. Thomas Gray, Sir John Evans, 

 Professor J. Prestwich, Professor E. Hull, Professor G. A. Lebour, Professor R. 

 Meldola, Professor J. W. Judd, Mr. M. Walton Brown, Mr. J. Glaisher, Professor 

 C. G. Knott, Professor J. H. Poy,,ting, and Mr. Horace Darwin. 



The Collection, Preservation, and Systematic Registration of 

 Photographs of Geological Interest. Chairman. — Professor J. Geikie. 

 Secretary.— Mr. U. W. Jeffs. Pr lessors Bonney and Boy J Dawkins, Drs. V. Ball 

 and T. Anderson, and Messrs. A. S. Reid, E. J. Garwood, W. Gray, H. B. Wood- 

 ward, J. E. Bedford, R. Kidston, W. W. Watts, J. W. Davis, R. H. Tiddeman, 

 J. J. H. Teall, and H. B. Woodward. 



The Application of Photography to the Elucidation of Meteoro- 



