Rochester, New York and Fayetteville, N. C. *Being a suggestion by Dr. Petry and a reply by Dr. Baxter regarding an article entitled, “Calculations indicating the various effectivities of Distance Corrections at Differing Near-Points. d being constant,” by Dr. J. O. Baxter, Jr., which appeared in the American Journal of Optometry, Vol. 13, No. 11, pp. 401–409. 1936. 1Submitted for publication Nov. 27, 1936. 2Submitted for publication Nov. 30, 1936.