Will send portion of copied manuscript [of Variation 2: 8–10] for WB to examine. Asks about inherited abnormalities of the eye.

Thanks WB for his note, states that it will be taken care of on the publication of CD’s book [Variation].

Mentions loss of many months owing to illness.

Thanks WB for favour to CD’s son.

Asks whether he may come with F. C. Donders to visit CD.

Sends enclosure copied from letter of F. C. Donders [7207?] dealing with orbicular muscle. Asks about secretion of tears resulting from spasmodic action of orbicular muscle.

Discusses role of orbicular muscle and distended veins in eye in secretion of tears. Asks WB’s opinion.

F. C. Donders coming to congress. Wants to arrange visit.

Arranges to bring F. C. Donders to visit Down.

Thanks CD for Expression, comments on it.

Describes celebration of F. C. Donders’ 25th year as professor at Utrecht.

Discusses hereditary character of hypermetropia. Notes views of F. C. Donders on the subject.

Regrets he cannot hear lecture by F. C. Donders.

Hopes to see WB before he returns home.