From Louis Agassiz 6 July 1869
Museum of Comparative Zoology, | at Harvard College, | Cambridge, Mass.,
7th. 6th. 1869
My dear Sir,
It gives me great pleasure to introduce to you my only son Alexander Ag〈as〉siz,1 the more so as I beleive you will find him more tractable than myself upon questions which you are especially interested about.2
Ever truly yours | Ls Agassiz
Ch. Darwin Esqr.
Introduces his son Alexander; believes CD will find him "more tractable" on certain questions than LA himself is.