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wood prints pittsburgh wood prints 1910 wood prints american wood prints early wood prints factory wood prints industry wood prints iron wood prints machinery wood prints men wood prints mill wood prints mold wood prints north wood prints outdoor wood prints pennsylvania wood prints pig iron wood prints

paintings pittsburgh paintings 1910 paintings american paintings early paintings factory paintings industry paintings iron paintings machinery paintings men paintings mill paintings mold paintings north paintings outdoor paintings pennsylvania paintings pig iron paintings

PITTSBURGH FOUNDRY. Men striking pig iron molds at a foundry in Pittsburgh, Pennsylvania. Stereograph, c1910.