These (de-electrified) catenary wires were captured with a Sinar P camera and a 180mm lens on Polaroid 55 film (scanned) along the former Pennsylvania Railroad's "high line" in west Philadelphia near the university.
This abstract composition references a 1936 painting, "Electrification", by precisionist artist Ralston Crawford; see https://hirshhorn.si.edu//collection/artwork/?edanUrl=edanmdm:hmsg_72.75