PA Photos and Documents Home > PA Photos & Documents > Carnegie Mellon University – Historic Image Archive Return to all PA Photos and Documents Carnegie Mellon University – Historic Image Archive Access Now Subjects: Pennsylvania HistoryInstitutions: Carnegie Mellon UniversityTime Periods: 1901-1928 Progressive Era
Carnegie Mellon University – Historic Image Archive Access Now Subjects: Pennsylvania HistoryInstitutions: Carnegie Mellon UniversityTime Periods: 1901-1928 Progressive Era
