TO J.D.HOOKER.

Down, April 4th [1867].
You have done me a very great service in sending me the pages of the "Farmer." I do not know whether you wish it returned; but I will keep it unless I hear that you want it.

Old I.Anderson-Henry passes a magnificent but rather absurd eulogium on me; but the point of such extreme value in my eyes is Mr.Traill's (201/1.

Mr.Traill's results are given at page 420 of "Animals and Plants," Edition II., Volume I.
In the "Life and Letters of G.J.

Romanes," 1896, an interesting correspondence is published with Mr.Darwin on this subject.