To the Editor:
—In The Journal, May 18, Dr. Zan D. Klopper of Chicago has an article entitled "The Practicability of the Modification of the Lavatory Chamber." This is not a new idea, as the late Dr. B. Howard Rand, professor of chemistry in Jefferson Medical College, in 1876, drew a diagram similar to Figure 2 in Dr. Klopper's article, on the blackboard before his class. His idea was superior to Dr. Klopper's, as he not only embraced all of the doctor's but he had a cover to the seat with a spring attachment to compel the individual to keep his body bent forward. The idea was not only to aid defecation but to prevent the occurrence of a hernia.
—Dr. Klopper claimed no originality for the theory. The physiologic basis for the position which he described has been understood for many years. He did, however, work the matter