Drawing of the "First Administration of Oxygen Gas in Pneumonia by Holtzapple of York, Penna. at Loganville, PA March 6th, 1885. Article appears in N.Y. Medical Journal Sept. 3rd 1887" by Ralph Aulthouse.
Dr. S. T. Davis, Lancaster. The physician was prominent in medical, civic and political affairs. Born in 1838, he was a veteran of the Civil War. Married Elizabeth Fenstermacher in 1866, daughter of Christian and Catharine Fenstermacher.