2d 
and If you will be so kind, as to answer me the following, it 
will enable me to do so. (/Vhen did professor Asa Gray die? 
Stated as it appears in the records of Harvard; What chair 
did the Professor occupy? Professor vV. H. Brewer, it is stated 
in the prefatory writings of Professor Whitney, went gast to 
take a chair in the Sheffield School of Sciences of^ale Col- 
-lege. Please state what chair, and if he^till occupies the 
same chair; and if in some other position, pi ease state. 
Professor Whitney , stated that you were the Botanist of 
the iottieth Paral(el Survey. Will you be so kind as to state 
the years you were connected with that Survey; and in a few 
words, the purposes and work of the said Survey, as ray memory 
seiYes me badly in that matter: in fact I thtnk that that 
sex’vice was performed, at a time when I was on this Coast, and 
so busy with the affirs of ray immediate sun oundigs, that I 
hardly took cognizance of what was happenning elswhere. 
Professor Greene of our State University , has told me that 
you are the Curator of the Harvard H0rborium,at ^ambridge. 
If occupy in gv^that position^at present, pi ease so state; 
and any circular 0%. announcement which would give information 
concerning the Herborium would interest me. A few words as 
to the occupation of Professor Whitney since he went East 
last^would also interest me; and of his present position; if 
still at work. 
I will send you one or more papers which I 
have heretofore read before the State Medical Society. ^ 
