Philadelphia Savings Fund Society (PSFS) Building - View this location on map Commissioned in 1932, the PSFS Building is the premier International Style building in the United States. Philadelphia architect George Howe and Swiss architect William Lescaze designed not only the building and its interiors, but also the furnishings. It remains today as one of the most important works of modern architecture. 12 S. 12th Street, Philadelphia, Pennsylvania Historical, Architectura

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