330 TRANS. OF THE ACAD. OF SCIENCE. 
February 7, 1859. 
The President, Dr. A. WistizENvs, in the chair. 
Thirteen members present. 
_ Letters: reli read from the Secretary of the Smith. Inst, 
accompan ne kages transmitted ; and from the “ K. Dans- 
ke Viltensia res Selskab,” Ist July, 1858,—the “ Zoolo- 
tani Verei 
! eneto di Sci Ps, Lettere ed Arti, » ere 15 
4857,“ Prosidensa ee R. Accademia di Sci, Lettere ec 
Arti di Padova,” 2, 1857,—the “I. R. Accad. di Sei, Let- 
hforsehung von Mihren und Schlesien,” 14 
verally acknowledging the receipt of No. 1, Trans, 4 
iting publications in exchange ; 3 a 350, concert from 4 
