Old Mennonite Home, Oreville, northwest of Lancaster, PA. Written on front: "Along Harrisburg Pike - midway between Lancaster and Landisville, Rohrerstown."
"Blue Ball Pa. May, Dear mother, I will be up on Wed. morning on the 6:25 car. have the water hot and the wash ready. Hoping you are real good again. goodby. from your daughter, Callie W."