OF THE STATE OF PENNSYLVANIA FOR THE PROMOTION OF THE MECHANIC ARTS FOUNDED 1824 Year Book PHILADELPHIA HALL OF THE INSTITUTE 15 SOUTH SEVENTH STREET April 1, 1926 |
OF THE STATE OF PENNSYLVANIA FOR THE PROMOTION OF THE MECHANIC ARTS FOUNDED 1824 Year Book PHILADELPHIA HALL OF THE INSTITUTE 15 SOUTH SEVENTH STREET April 1, 1926 |