““Had he lived, Jock Yablonski probably would have ascended to the UMWA presidency,” said Charles McCollester, a retired professor of industrial and labor relations at Indiana University of Pennsylvania. “He was tough. The Federal Mine Safety and Health Act of 1977 is a direct result of Yablonski.””
—“Killings of UMWA leader Jock Yablonski, his family shocked Western Pa. 50 years ago,”
Pittsburgh Tribune-Review, Dec. 29, 2019