25-i davexport academy of natural sciexces. 



May 21st, 1878. — Historical Section. 



J. A. Crandall In the chair. 



Seven members present. 



Donations to the Museum and Library were received, and the 

 thanks of the Section voted to the donors. 



The Secretary read an interesting letter from Hon. Hawkins 

 Taylor, of Washington, D. C, giving some account of the 

 early county-seat troubles, etc. 



May 31st, 1878. — Regular Meeting. 



Dr. E.. J. Farquharson, President, in the chair. 



Eleven members present. 



The Publication Committee reported that signatures 25-32 

 inclusive of the Proceedings had been printed since the last 

 meeting, bringing the record down to March 29th, 1878. 



The Corresponding Secretary reported 192 letters and ac- 

 knowledgments received and 85 letters written during May ; 

 that he had distributed 144 copies of the Proceedings, and had 

 received in exchange and by donation 40 complete volumes and 

 160 pamphlets and parts of volumes, including current numbers 

 of over 30 periodicals. 



The Curator reported a large number of donations to the 

 Museum, among them a large vessel of ancient pottery, and 

 several hundred flint implements, forwarded by Capt. W. P. 

 Hall from Alabama. Many of the flints are of a gray, trans- 

 lucent quartzite, containing numerous opaque, white nodules. 



Dr. Farquharson gave an interesting account of the formation 

 of ice on the "Rapids," and stated that he would at an early 

 day read a paper on the subject. 



June 1st, 1878. — Biological Section. 



Three members present. 



Mr. W. H. Pratt read a letter from Prof. S. A. Forbes, of 

 the Illinois State Laboratory of Natural History, regarding the 

 small crustaceans mentioned on page 1 8 of this volume, speci- 

 mens of which had been sent to him. He says, " The larger 



