To the Editor.听
鈥擠r William M. Landau's browsing, which led him to Sir Francis Walshe's article on the "Training of the Neurologist,"1 is of inestimable importance for everyone teaching in this field. It is startling to realize that this article was written 55 years ago, and that every word is still valid. Nevertheless, there is one place where, as a teacher of neurology, I would like to add, if not a critical note, at least a footnote, and I do not think that Sir Francis, the author of those splendid books entitled Critical Studies and Further Critical Studies, would object. Sir Francis was against the recording of physical signs "by giving the name of the writer who first described it followed by a plus or minus sign," and he is unquestionably right if only the name of this writer in question is mentioned. But medicine is a historical science;