PROCEEDINGS 



OF THE 



AMERICAN ACADEMY 



OF 



ARTS AND SCIENCES, 



SELECTED FROM THE RECORDS. 



VOL. II. 



Three hundred and eighth meeting. 

 May 30, 184S. — Annual Meeting. 



The Vice-President, Mr. Everett, in the chak. 



The Reports of the Treasurer, and of the Auditing Commit- 

 tee, were read by Mr. Peirce, in the absence of the Treasurer. 



Professor Gray, from the Committee of Publication, stated 

 that there were various papers ready for publication, and that 

 the materials at the disposal of the Committee were likely to 

 be sufficient to furnish a volume of the Memoirs annually. 



He also communicated a paper from Dr. John L. Le Conte, 

 of New York, giving an account of a new fossil pachyderm, 

 the Platygonus compressus, found at Galena, Iowa. 



Mr. Bond communicated the following 



"Observations on Mauvais's Cobiet of July 4th, 1817, 



Made at the Cambridge Observatory. 



(Continued from Vol. I., p. 1G9, of the Proceedings.) 



" The positions are referred to the mean equinox of Jan. 1st, 1848. 

 " This comet is remarkable for the length of time during which it 



VOL. II. 1 



