124 Exchanges. 



Halifax — Proceedings and Ti-ansactions of the Nova Scotian 



Institute of'Science. 

 Hui,L— Scientific and Field Naturalists' Club. A^ol. IV— jmrt V. 

 Indiana — Proceedings of the Indiana Academy of Sciences, 



1916-17. 

 Lima (Peru) — Boletin del Cuerpo de do [ugenieros de Minas 



del Peru. 

 London — British Museum, Economic Pulilications. 



„ Quarterly Journal of the Eoyal Microscopic Society. 



,, Memoirs of the Royal Astronomical Society. 



,, Proceedings of the Royal Institute of Great Britain. 



,, Quarterly Journal of the Geological Society. 



,. Report of the British Association, 1918. 



LousANNE — Bulletin de la Societe A^audoise des Sciences 



Naturelles. 

 Madras — Report of the Government Museum of Madras, 1918-19. 

 Maine — Bulletins of the Maine Agricultural Experiment Station. 

 Manchester — Journal of the Manchester Geographical Society 

 Melbourne — Proceedings of the Royal Society of Victoria. 

 Mexico— Anales del Institute Geologico de Mexico. 

 Michigan — Report of the Michigan Academy of Science. 

 New Haven — Transactions of the Connecticut Academy of Art 



and Sciences, 1920. 

 New/York — Annals of the New York Academy of Sciences. 



,, The Geographical Review (Monthly). 



Ohio— The Ohio Journal of Science. 

 Ottawa — Memoirs of the Canadian Geological Survey. 



„ Memoirs of the Geological Survey of Canada, Depart- 



ment of Mines. 

 Padova (Italy) — Atti della Accaderaia Scientifica. 

 Philadelphia — Proceedings of the Academy of Natural Sciences 



of Philadelphia. 

 Pisa (Italy) — Atti della Societa Tescana di Scienze Naturali. 

 Reigate — Proceedings of the Holmesdale Natural History Club 

 1914-19. 



