secretary's hp:port. 
179 
Our Proceedings as usual have been forwarded to leading 
Scientific Societies in various parts of the world, and publications 
in exchange have been received from the following Societies : — 
British Association. 
Royal Dublin Society. 
Ro}'al Geographical Society. 
Royal Society of Edinburgh. 
Royal Physical Society of Edinburgh. 
Royal Society of New South Wales. 
Department of Mines, Sydney, N.S.W. 
Nova Scotian Institute of Science. 
Royal Institution of Cornwall, Truro 
Bristol Naturalists' Societ}'. 
Cambridge Philosophical Society. 
Essex Naturalists' Field Club. 
Edinburgh Geological Society. 
Geological Association, London. 
Geological Society of London. 
Leeds Philosophical and Literary Society. 
Liverpool Geological Societ}'. 
Liverpool (Geological Association. 
Hampshire Field Club. 
Hull Geological Society. 
Herefordshire Natural History Society. 
Manchester Geological Society. 
Manchester Geographical Society. 
Manchester Literary and Philosophical Society. 
University Library, Cambridge. 
Yorkshire Naturalists' Union. 
Yorkshire Philosophical Society, York. 
American Philosophical Society, Philadelphia, U.S.A. 
American Museum of Natural History, New York, U.S.A. 
Academy of Natural Sciences, Philadelphia, U.S.A. 
Boston Society of Natural History, Boston, U.S.A. 
Kansas University, Lawrence, Kansas. 
Wisconsin Geological and Natural History Survey, Madison, Wis., 
U.S.A. 
Geological Survey of Minnesota, Minneapolis, Minn., U.S.A. 
Chicago Academy of Sciences. 
Museum of Comparative Zoology at Harvard College, Cambridge, Mass, 
New York Academy of Sciences, New York. 
United States Geological Survey, Washington, D.C 
