42 



Moore, then Governor of the colony ; from M. H. Webster, 

 fibrolite from Pennsylvania, a snake preserved from Tonne- 

 wantn creek, Unio, and a specimen of stained glass from the 

 Old Dutch Church, Albany ; from James Ferguson, corres- 

 ponding member, asbestus from Isle St. Joseph, River St. 

 Mary, and sulphate of strontian, from Moss Island, Lake E- 

 rie ; from James Eights, eleven specimens of minerals from 

 Massachusetts and Rhode Island; 12 specimens of fresh wa- 

 ter shells from the vicinity of Albany, of the genera Unio, 

 Helix, Planorbis, Paludina and Cyclas ; from L. C. Beck, 

 fourteen specimens of shells found in the marl of Salina, O- 

 nondaga county, of the genera Unio, Anadonta, Helix, Pla- 

 norbis, Melania, Lymnsea, Physa, and Cyclas ; Geological 

 specimens from Onondaga county ; various specimens of salt, 

 made by solar evaporation, by evaporation with artificial heat, 

 and by boiling, at Montezuma, Salina and Syracuse, with spe- 

 cimens of residua, left after making salt ; fossil shells from 

 Genessee river and the vicinity of Rome, Oneida county. 



A box, containing 38 specimens of wool from France, was 

 exhibited, illustrative of the utility of crossing breeds, in im- 

 proving the quality of that staple. 



Mr. Simeon De Witt presented a table of variations of the 

 magnetic needle, at Boston, Falmouth and Penobscot, from 

 1672 to 1800, which he had obtained from the late General 

 Schuyler. (See Transactions, vol. 1, Art. 1.) 



Lewis C. Beck read " An account of the Salt Springs at 

 Salina, Onondaga county, with a chemical examination of the 

 water, and of several varieties of salt manufactured at Salina 

 and Syracuse." This paper has been published in the New- 

 York Medical and Physical Journal, vol. 5. 



Lewis C. Beck also exhibited experiments, illustrative of 

 the nature and properties of pure alcohol, when deprived of 

 all the water that usually accompanies it. 



The Rev. John Chester was appointed to deliver the annu- 



June 8. The following donations were received : From 

 John S. Phillips, Philadelphia, fossils from the tertiary for- 

 mation in France, including Dentalium, Oliva, Rostellaria, 

 Echinus, and Chama ; specimen «»f tlir lertiarv formation and 

 helix algira (recent) from France ; Belemnitesfrom Pennsylva- 

 nia ; from Joseph Henry and M. H. Webster, Gorgonias ; from 

 the Academy of Natural Sciences, Philadelphia; two copies 

 of its annual report, presented January, 1825; from Joseph 

 P. Mott, copper coins ; from John Finch, 25 specimens of 



