Keywords: subway window display windowdisplay advertisement 1910 brightbill postcard brightbillpostcard photo border A view of clothing displayed in a subway station. The Philadelphia Rapid Transit Company (PRT) built the Market Street subway - elevated from 15th Street to 69th Street in 1907. Construction expanding the line eastward to Delaware Avenue finished in 1908, but the elevated section connecting Frankford to the Center City line was not completed until 1922. A view of clothing displayed in a subway station. The Philadelphia Rapid Transit Company (PRT) built the Market Street subway - elevated from 15th Street to 69th Street in 1907. Construction expanding the line eastward to Delaware Avenue finished in 1908, but the elevated section connecting Frankford to the Center City line was not completed until 1922. |