"^ I April 17, 



scientific expedition to the Solomon Islands and other places, 

 with a view of collecting ethnological and anthropological 

 specimens. 



A circular was received from the Royal Society of New 

 South Wales, offering its medal and money prize, for the best 

 communication containing the results of original research or 

 observation upon scientific subjects. 



An invitation was received from the Hungarian Committee 

 to attend the Second International Ornithological Congress, 

 which will be held in Budapest at Whitsuntide, 1891. 



Letters were received from the Societe Hongroise de Geog- 

 raphic, and from the "Journal of Comparative Neurology," 

 Cincinnati, Ohio, asking for exchanges, which were so ordered. 



Letters of envoy were received from the Royal Society of 

 New South Wales, Sydney ; Muscle Teyler, Haarlem; Neder- 

 landsche Letterkunde, Leiden ; Ministere de l'Instruction 

 Publique, Paris ; Bath and West and Southern Counties So- 

 cieties, Bath, England ; Royal Statistical Society, London ; Mr. 

 Frank Vincent, New York ; Department of the Interior, 

 Smithsonian Institution, Washington, D. C. 



Letters of acknowledgment were received from the Tokyo 

 Library (131, 132, 133); Universite Royale, Lund, Sweden 

 (130, 131, 132, 133); Physikalisch-Medizinische Societat, Er- 

 langen (131, 132, 133) ; K. Siichs. Alterthumsverein, Dresden 

 (131, 132, 133); Oberhess. Gesellschaft fiir Natur- und Heil- 

 kunde, Giessen (131, 132, 133); Prof. Otto Bottlingk, Leipzig 

 (131, 132, 133); K. K. Sternwarte in Prag (130); Museum 

 d'Histoire Naturelle, Strasburg (131, 132, 133); Naturfor- 

 schencle Gesellschaft, Schweiz. Naturforsch. Gesellschaft, Bern 

 (131,132,133); Biblioteca Nazionale Centrale, Firenze (131, 

 132, 133) ; R. Comitate Geologico D'ltalia, Rome (131, 132, 

 133). 



Mr. R. Meade Bache read a paper on " Possible Steriliza- 

 tion of City Water," which was followed by a discussion. 



Pending nominations 1220, 1221, 1222, 1223, 1224, 1225 

 and 1226, and new nominations Nos. 1227, 1228 and 1229 

 were read. 



And the Society was adjourned by the President. 



