London
April 23rd/57
Dr Sir
I have tried the Fish with Oats and the two sorts of Seeds that you sent1 The Tench and Cm Carp and Gold Fish take Both Sorts equally well but I cannot get them to take Oats but if I ever succeed will let you know the result
Your obedient | Servant | J Tenant C Darwin Esqe
Please cite as “DCP-LETT-2081,” in Ɛpsilon: The Charles Darwin Collection accessed on