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Scientific American, Vol. 81, No. 17 (1899) (1899)

leaf 4

An illustration from Scientific American, Vol. 81, No. 17 (1899), 1899, leaf 4
ld have entailed the crossing of was accomplished by dividing the 48-inch main into help make Philadelphia one of the greatest manufac- two 86-inch mains at Fairmount Avenue, while at the intersecting street by bridges which would probably turing cities in the world. The entire reconstruction… … lowering of that street so providing adequate facili- as to pass under the rail- ties for both freight and road. Between this street passenger traffic. The and a point near Sixteenth Street, the entire space be- Streets was necessary, and considerable alterations in subway does not disfigure any of…

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