PROCEEDINGS OF SOCIETIES. 187 



micro-spectroscopy, that a marked alteration of the blood takes 

 place during the progress of choleraic disease. 



The President, upon rising to propose a vote of thanks to Dr. 

 Thudichum, expressed the great pleasure with which he had 

 listened to his interesting remarks, and repeated that the " blue 

 mist," which he had described as being present during a cholera 

 visitation, had been visible during the past fortnight, but with 

 special diiferences in its appearance from that presented during 

 the prevalence of the disease. 



A special vote of thanks was accorded to Mr. Bailey and Mr. 

 Collins for services rendered at the last soiree, which brought the 

 work of the session to a close. 



QuEKETT Microscopical Club. 



March 27tTi, 1868. 



Dr. TiLBUBT Fox, Vice-President, in the Chair. 



Mr. Curties read a paper by Mr. Tatem on "Some Eare and 

 TJndescribed Species of Infusoria." 



Mr. E. T. Lewis read a paper on " The Application of Berlin 

 Black to Microscopical Purposes." 



Mr. S. J. M'Intire read a paper on " Some Cheap Aids to Micro- 

 scopical Study." 



According to notice given, the meeting was made special to con- 

 sider the following proposition : — " That ladies be permitted to be- 

 come members of the Club, and that such alterations in the rules be 

 made as may be necessary to effect this object ;" which, on being 

 put from the chair, was negatived. 



Fifteen members were elected. 



A2^ril 24<tli, 1868. 

 Mr. Arthur E. Durham, F.L.S., President, in the Chair. 



Dr. Braithwaite read a paper on "The Mosses gathered at a 

 recent Excursion of the Club," illustrated by a collection of dried 

 specimens and numerous drawings, which he presented to the 

 Club as the first of a series of mosses found in the metropolitan 

 district. 



Mr. S. J. M'Intire read a paper entitled " Some Additional Notes 

 on Podurse." 



Twelve members were elected. 



Ilay 22nd, 1868. 

 Mr. Arthur E. DuRHA\f, F.L.S., President, in the Chair. 

 Mr. James Martin read a paper on "The Crystallization of 



vol. VIII. NEW SER. p 



