308 PROCEEDINGS OP THE AMERICAN ACADEMY 



works, as an additional incitement to press the more vigorously on in 

 every honest effort by this process to benefit the condition of man- 

 kind. 



Professor Wolcott Gibbs then received the medals, and 

 briefly returned thanks in Mr. Rutherford's name. He also 

 added a few details of the methods and processes employed, 

 and exhibited positives on glass of the sun and of a stellar 

 cluster. 



Professor A. Gray moved that the subject of the " New 

 Survey " of the State be discussed ; and the chair called upon 

 Mr. S. H. Scudder to present the subject, 



Mr. Scudder read a memorial to the General Court of 

 Massachusetts, which he had prepared. 



On motion of Professor J. P. Cooke, it was voted that the 

 memorial be referred to a committee, to report at the next 

 meeting. 



The committee was constituted as follows : the President 

 of the Academy, with Messrs. S. H. Scudder, T. S. Hunt, 

 A. Agassiz, G. B. Emerson, W. B. Rogers, R. H. Dana, Jr. 



Six hundred and sixty-eighth Meeting. 



April 14, 1874. — Monthly Meeting. 



The President in the chair. 



The Corresponding Secretary read letters from L. C. 

 Quetelet, of Brussels, announcing the death of his father, 

 and from Charles Darwin, of Beckenham, and G. G. Stokes, 

 of Cambridge, Engittnd, acknowledging their election as 

 Foreign Honorary Members. 



Dr. H. I. Bowditch read a notice of Dr. Louis, late 

 Foreign Honorary Member of the Academy in Class II., 

 Section 4. 



The Corresponding Secretary presented by title a pajDer, by 

 Dr. A. A. Hayes, " On a Practical Test of the Condition 

 and Composition of Natural Waters." 



Professor A. Gray communicated a paper, entitled " A 

 Revision of the North American Chenopodiacece,^^ by Sereno 

 Watson. 



