By Walter Erlebacher (1933–1991). Located outside the Cathedral Basilica of Saints Peter and Paul Logan Square, 18th and Race Streets. Voices heard in the program: Martha Erlebacher is a painter and wife of the late sculptor Walter Erlebacher (1933-1991). Monsignor John Miller is a priest of the Archdiocese of Philadelphia. Sister Mary Scullion is a founder of Project H.O.M.E. and works on behalf of the poor and homeless. Less