O. MISCELLANEOUS. 585 



terested in scientific research, and the new volume will be 

 eagerly looked for. 



MEETING OF THE AMERICAN FISH-CULTURISTS' ASSOCIATION. 



The fourth annual meeting of the American Fish-cultur- 

 ists' Association was held in New York on the 9th and 10th 

 of February, 1875, and the proceedings have just been pub- 

 lished under the direction of Mr. A. S. Collins, of Caledonia, 

 New York, the secretary of the association. There was a 

 large attendance present, and many interesting papers were 

 presented. 



The society is not limited to the United States, but in- 

 cludes quite a number of members from the Dominion, one 

 of these, Mr. W. F. Whitcher, the Commissioner of Fisheries, 

 being a member of the Executive Committee. 



Among the most important papers presented were one by 

 Mr. Frederick Mather, on the " Poisoning and Obstruction 

 of Waters ;" one by Seth Green, on " Stocking Depleted 

 Waters ;" by Samuel Wilmot, on " Aqua-culture and Fish 

 Protection ;" by Mr. Salter, on " Fish-culture in China, and 

 the Chinese Shad ;" by Thaddeus Norris, on the " Introduc- 

 tion of the Michigan Grayling into Eastern Waters ;" and 

 by James Worrall, on "Pennsylvania Fish -Ways." 



There are at present about eighty members of the associa- 

 tion. 



PEOCEEDINGS OF THE CENTENNIAL OF CHEMISTRY. 



The proceedings of the Centennial of Chemistry, held 

 August 1, 1874, at Northumberland, and published in the 

 August, September, and December numbers of the American 

 Chemist, 1874, have just been reproduced in a neat quarto 

 volume of 211 pages, under the editorship of Professor H. 

 C. Bolton. In addition to the account of the proceedings, 

 there is a sketch of the life and labors of Priestley by Pro- 

 fessor Henry H. Croft ; an address at his grave by Professor 

 Coppee; an address by T. Sterry Hunt, on "A Century's 

 Progress in Chemical Theory ;" by Professor J. Lawrence 

 Smith, on " The Century's Progress in Industrial Chemistry." 

 The most important component of the volume is an account 

 of American contributions to chemistry, in an address by 

 Professor Benjamin Silliman, containing a list of all Amer- 



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