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Show Minister's Son Invents Invisible Ear Drum The Invisible Ear Drum Invented by A. O. Leonard, a son of the late Rev. A. B. Leonard, D.D., for mnny years secretary of the Board of Foreign For-eign Missions of the Methodist Episcopal Epis-copal Church, for his own relief from extreme deafness and head noises, has so greatly Improved his hearing that he can Join in nny ordinary ordi-nary conversation, go to the theatre and hear without dilliculty. Inexpensive Inexpen-sive and has proved a blessing to many people. "Write for booklet to A- 0. Leonard. Inc., Suite 201), 70 Fifth avenue, New York city. Advt. |