Is it fair to take advantage of knowing that Wallace is in the field? Seems hard on CD to lose priority of many years, but does not feel this alters justice of case.

Baby [Charles Waring Darwin] has much fever. Frightened because three children in village have died from scarlet fever.

Profoundly sorry for Lane.

Thanks WDF for facts about call ducks, pigs, and Leicester sheep.

Has been observing and experimenting on the construction of bees’ cells. Thinks he has a theory which simplifies the problem.

Scarlet fever in family; nurse ill.

Death of Charles Waring Darwin [1856–8] from scarlet fever.

JDH’s and Lyell’s kindness [presumably about A. R. Wallace’s letter]. CD can provide a copy of his letter to Asa Gray [about CD’s species theory].

JDH wants papers at once. CD sends Wallace’s paper and CD’s abstract of his letter to Asa Gray. Sends [species] sketch of 1844 with JDH’s notes to assure JDH he had read it.

Discusses instinct in ducks and turkeys.

Reports a case of the inheritance of an acquired characteristic in a pig.