WILLIAM S. KELLER, M. D..  Numbered among the prominent physicians of Cincinnati, is Dr. William S. Keller, who was born in Middletown, Ohio, Sept. 30, 1882, a son of Charles A. and Louise (Sebald) Keller, both of whom were natives of Butler county, Ohio.  Charles A. Keller was a merchant of Middletown, and was recognized throughout his community as a man of sterling character.  Dr. William S. Keller was educated in the public schools of his native city and later at the Ohio Military Institute, at College Hill, Cincinnati, Ohio.  After remaining here for two years, Dr. Keller then entered the Wesleyan University at Delaware, Ohio, where he remained a short time.  In two years he became a student at the Ohio Medical College, at Cincinnati, from which he was graduated with the class of 1904, with the degree of Doctor of Medicine.  Immediately after his graduation, Dr. Keller entered the Presbyterian hospital of Cincinnati, where he remained for one year as an interne, later was resident physician at Christ hospital, Cincinnati, Ohio, for one year and then became associated with Dr. D. T. Vail, with whom he practiced nearly three years.  In 1900, he went to Vienna, Austria, and entered the University of Vienna, where he took a post-graduate course, and received a certificate from this institution.  Doctor Keller is a valued member of the Academy of Medicine, the Ohio State Medical Association, the American Medical Association, the American Academy of Ophtholmology and Oto Laryngology and the American Medical Association of Vienna, Austria.  Doctor Keller has been, for three years, president of the Cincinnati Social Hygiene Society, is a member of the Cincinnati Public Health Federation, instructor of ophtholmology in the medical department of the Cincinnati University, and staff member at Christ hospital and the children's hospital.  On the 26th of October, 1909, Doctor Keller was united in marriage with Miss Harriet Richardson, a daughter of Charles C. Richardson of Glendale, Ohio.  Mrs. Keller who was born in Glendale, Ohio, and is a graduate of Bartholomew Ely school for Women of Cincinnati.  She is an active member of the various societies and clubs of her city, and is a president of the Cincinnati and Miami valley Council Girl Scouts.  Fraternally, Dr. Keller is a member of the various bodies of the Masonic order, the Beta Theta Pi college fraternity, the alpha Kappa Kappa Medical Fraternity, the Business Men's Club of Cincinnati, and the Chamber of Commerce.  In religious affiliation, Dr. Keller and his family are consistent members of the Episcopal church, of which he is a vestryman.  Besides being an able physician and a true gentleman, Dr. Keller is a jolly companion, true friend and neighbor, and a citizen of whom any community might be proud.
Source:  Memoirs of the Miami Valley - Publ. Chicago: R. O. Law Co. - 1920 - Page 212