iGi Exchanges. 



CoLORADS Springs — Publications of the Colorado College. 

 Dublin — Proceedings of the Royal Dublin Society. 

 Edinburgh — Proceedings of the Royal Physical Society. 



„ Proceedings of the Royal Society of Edinburgh^ 



1918-19.. 

 ,, Transactions and Proceedings of the Botanical 



Society, Edinburgh. 

 Essex— The Essex Naturalist. Vol. XIX, Part 4. 

 Indiana — Proceedings of the Indiana Society of Sciences, 1918. 

 Lawrence — Bulletins of the University of Kansas. 

 Lima (Peru) — Boletin del Cuerpo de de Ingenieros de Minas 



del Peru 

 Liverpool — Proceedings of the Liverpool Botanical Society, 



1916-18. 

 London — Quarterly Journal of the Royal Microscopical Society, 

 „ Memoirs of the Royal Astronomical Society. 



,, Quarterly Journal of the Geological Society. 



Lousanne —Bulletin de la Societe Vaudoise des Sciences 



Naturelles. 

 Madison — Bulletins of the Wisconsin Geological and Natural 



History Survey. 

 Madras — ^Report of the Government Museum of Madras, 1919-20. 

 Melbourne — Proceedings of the Royal Society of Victoria. 

 Mexico— Anales del Instituto Geologico de Mexico. 

 Michigan — Report of the Michigan Academy of Science. 

 New Haven— Transactions of the Connecticut Academy of Art 



and Sciences, 1921. 

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



,, The Geographical Review (Monthly). 



NiCTHEROY — Achivos de escola Superior de Agricultura e Medica 



Veterinaria, 1920. 

 Ohio — The Ohio Journal of Science. 



