In the article by Dr. M. Murray Peshkin entitled "Immunity to Tetanus Induced by Combined Alum-Precipitated Diphtheria and Tetanus Toxoids, Based on a Study of One Hundred and Eighty-Six Allergic Children," in the July issue (Am. J. Dis. Child. 62:9, 1941), "0.05 cc." at the beginning of the twenty-sixth line on page 25 should read "0.5 cc."