Detroit, July 10, 1907.
To the Editor:
—In The Journal of the American Medical Association, June 29, there appears an article with the above title by F. H. Verhoeff, M.D., and Edward Keith Ellis, M.D., Boston.In our opinion the article is unscientific; it gives a false impression as to the value of the antiseptics tested and places the manufacturers of these antiseptics in a false light. The only conclusion that a reader of the article, not versed in the testing of antiseptics, could draw would be that the manufacturers have made false claims for their preparations. Had the title of the article been: "The Bactericidal Values of Some Widely Advertised Antiseptics Under Certain Conditions," less fault could have been found with it. It is a matter of common knowledge to those who have given thought to the testing of antiseptics and germicides that under certain conditions they are relatively