106 TRANS. OF THE ACAD. OF SCIENCE. 
tion of the Report on the Geological Survey of Oregon and 
Washington Territories, by Dr. John Evans, under aw uthority 
of the U. 8. Government. 
December 28, 1857. 
The President, Dr. Saumarp, in the chair. 
Letters were read from Dr. ms ohn Evans, returning his thanks 
for the memorial adopted, at the last meeting, in relation to 
the publication of his report; from E. C. Angelrodt, E 
berg on Microgeology, ss ordered ; from 
nia Acad. of Nat. Sciences, acknowledgi "the receipt of the 
same adoagca oF the ite from M WW, G. Binney, in re- 
ference to subse work on the “ Terrestrial Mol- 
