bearing on the geology, &c, of their vast territories, from the 

 Government Departments of the United States, and from the 

 Smithsonian Institute. 



The annual excursion took place on the 7th of July, when 

 Hastings, Camber Castle, Rye and Winchelsea were visited by 

 about 40 members, the excursion being very successful. The 

 field excursions during the year have been as follow : — 1886 : 

 June 12th, Crowborough; July 10th, West Hoathly ; August 

 14th, Steyning ; September 11th, Chailey ; October 16th, 

 Uckfield.— 1887 : May 14th, West Grinstead. 



The papers read before the Society, and the lectures 

 given at its meetings, have been as follow : — 1886 : June 1 0th, 

 at the annual meeting (after the adoption of the annual report), 

 t* A short account of the materials used in the building of ancient 

 Rome, and their geological origin," by Dr. E. J. Miles ; October 

 13th, inaugural address by the President (Dr. Ewart, F.R.C.P.), 

 " Louis Pasteur, his life and labours ; " November 3rd, " Yeast " 

 (with illustrations), Mr. W. Jago, F.C.S. ; November 24th, " Some 

 observations of insect life in Switzerland," by Mr. F. Merrifield ; 

 December 8th, " Leaf variation in trailing plants," Dr. W. Ainslie 

 Hollis ; 1887 : January 12th, Exhibition of specimens ; February 

 9th, demonstration by oxy-hydrogen lantern, " The minute 

 anatomy of vegetable tissue, and the process of growth," by Mr. 

 E. J. Petitfourt, B.A. ; March 9th, " The succession of life on the 

 earth, and its possible migration from the polar regions," Mr. E. 

 Crane, F.G.S. ; March 17th (at Hove), demonstration by oxy- 

 hydrogen lantern, "The minute anatomy of animal tissue," by Mr. 

 Henry Edmonds, B.S.C. ; April 6th, " Recent advances in photo- 

 graphy," Mr. Seymour Burrows, B.A. Cantab, M.R.C.S., Eng. ; 

 May 11th, " Rain and Bivers," with illustrations by oxy- 

 hydrogen lantern, by Mr. Pankhurst, F.G.S. 



In connection with these meetings the Committee cannot but 

 regard with satisfaction the great success which has attended the 

 popular lectures such as those given by Messrs. Petitfourt, 

 Edmonds, and Pankhurst, and trusts the Society will approve of 

 the step which has been taken of sending a limited number of 



