Copy letter from William Bate Hardy, Secretary of the Royal Society; to Dr. [Frederick William] Andrewes, FRS Asks Dr. [Frederick William] Andrewes if he could give an opinion as to whether the bacteriological technique of the enclosed paper is sound [not enclosed]. Notes that the paper has been passed by the referee for publication, however, he would like assurance as to the soundness of the technique. 4 October 1917