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Dan_DC: Pittsburgh, Pa., south slope of Monongahela River
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Dan_DC: Pittsburgh
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Dan_DC: Southside Slopes, Pittsburgh, Pa.
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Dan_DC: Pittsburgh, Pa., Southside Slopes
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Dan_DC: Incline, Monongahela River, Pittsburgh
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Dan_DC: Pittsburgh
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Dan_DC: P&LERR Pittsburgh Monongahela River
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Dan_DC: Monongahela River downriver from Pittsburgh
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Dan_DC: Downtown Pittsburgh
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Dan_DC: Western Pennsylvania
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Dan_DC: Fort Pitt Tunnel, Pittsburgh
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Dan_DC: IMG_8643
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Dan_DC: Pittsburgh, Pa.
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Dan_DC: Pittsburgh
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Dan_DC: Monongahela River at dawn, Pittsburgh
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Dan_DC: Pittsburgh
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Dan_DC: Pittsburgh
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Dan_DC: Pittsburgh
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Dan_DC: PPG Buildilng
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Dan_DC: Pittsburgh
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Dan_DC: Pittsburgh, Pa.
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Dan_DC: Pittsburgh
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Dan_DC: Pittsburgh
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Dan_DC: Pittsburgh
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Dan_DC: Pittsburgh
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Dan_DC: Duquesne University Pittsburgh
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Dan_DC: Pittsburgh
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Dan_DC: Pittsburgh-Akron-Cleveland Newspapers
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Dan_DC: Bridgestone Americas Technical Center
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Dan_DC: Firestone headquarters_former