Summary

Asks for precise reference in Charles Bell to subject of CD’s question. Agrees to assist CD’s investigation. Asks about Bell’s observations on eyes engorged with blood. Has noticed that eyes of children with excessive photophobia tend to be pale when forced open.

Summary

Reports his observations on the concurrence of orbicular muscle spasms, engorgement of eyes with blood, and formation of tears.

Summary

On irritation of cutaneous nerves exciting responses in unconnected skin muscles.

Summary

Supposes that infants’ eyes bulge and become engorged with blood during fits of sneezing or screaming, but doubts Charles Bell’s experiment of opening and observing eyes turn from pale to red [Anatomy and philosophy of expression (1844)].

Discusses the action of the eye when looking at distant objects.

Summary

Is pleased CD approved of his effort ["Address in surgery", see 5219] in which he alluded to CD’s views.

Summary

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

Summary

George Henslow is worse. All plans to go abroad have been given up. James Paget’s diagnoses enclosed.

Summary

CD’s questions [on expression] are more difficult than he thought and have led him further afield than he expected. If CD is not hurried, he promises less imperfect answers in six weeks. Thanks CD for drawing his attention to a really important question from different points of view.

Summary

Thanks CD for invitation but declines because of his need for a rest instead of coming to England in July.

Repeats his offer to help CD at any time. "I am always learning by trying to answer your questions."

Summary

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

Summary

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

Summary

Crying and the action of the orbicularis.

Summary

Thanks CD for Expression, comments on it.

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

Summary

Will supply CD with information "as far as my knowledge extends".

Suggests CD visit him.

Summary

His analysis and explanation of the fact, observed by Charles Bell, that the eyeballs are turned upwards and inwards when consciousness begins to fail.

Summary

Gives lengthy details from his medical experience on how structural and other changes in the parts of the eye are related to lacrimation.

Mentions belief in CD’s views.

Summary

Thanks CD for copy of Expression.

Agrees to observe expression in children born blind.

Summary

Urges CD to write on vivisection for Nineteenth Century or suggest a competent scientific author. Forming an association to forward interests of vivisectionists.

Summary

Has tried in vain to find out about the influence of Erasmus Darwin on the administration of stimulants in fever.

Summary

Pleasure in reading Earthworms.

Buying land to build a cottage.

Finishing palms for Genera plantarum after three years’ work.