The 1893 building—with tall, tinned ceilings and an open-plan second floor—has lived past lives as a library, boxing gym, and recording studio. Location: 4900 Longshore Avenue Philadelphia, PA Price: $ 1,070,000 Year Built: 1893 Architect: John Ord Footprint: 9,300 square feet (3 bedrooms, 2.5 baths) Lot...