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Zol87: Brick from Independence Hall in Pennsylvania on the Tribune Tower
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Zol87: Rock from Princeton University in New Jersey on the Tribune Tower
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Zol87: Chimney Rock from Nebraska on the Tribune Tower
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Zol87: Rock from the international Peace Garden in North Dakota on the Tribune Tower
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Zol87: Rock from Antarctica on the Tribune Tower
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Zol87: Rock from John Brown's Cabin in Kansas on the Tribune Tower
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Zol87: Rock from Marquette & Joliet's Landing in Louisa County, Iowa on the Tribune Tower
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Zol87: Rock from Gaspee Point Rhode Island on the Tribune Tower
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Zol87: Rock from St Lo Town Hall in France on the Tribune Tower
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Zol87: Rock from Andersonville Prison in Georgia on the Tribune Tower
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Zol87: Rock from Seminarie De Quebec in Quebec City, Canada on the Tribune Tower
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Zol87: Rock from Aachen City Hall in Aachen, Germany on the Tribune Tower
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Zol87: Rock from Roanoke Island in Raleigh County, Georgia on the Tribune Tower
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Zol87: Brick from Old Swedes Church in Delaware on the Tribune Tower
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Zol87: Brick from the Nelson House in Battle of Yorktown in Virginia the on the Tribune Tower
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Zol87: Brick from Prairie Du Chien Old Fur Trading Post in Wisconsin on the Tribune Tower
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Zol87: Brick from Ancient Town Hall in Stockholm, Sweden on the Tribune Tower
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Zol87: Brick from Fort William & Mary in New Hampshire on the Tribune Tower
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Zol87: Brick from Yale University in Connecticut on the Tribune Tower
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Zol87: Rock from Sybil's Cave in Cumae, Naples Italy on the Tribune Tower
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Zol87: Brick from Chimeny Point at Lake Chaplain in Vermont on the Tribune Tower
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Zol87: Brick from Fort Brady Sault St. Marie in Michigan on the Tribune Tower
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Zol87: Brick from the Battle of New Orleans in Louisiana on the Tribune Tower
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Zol87: Brick from John Brown's Fort (Harper's Ferry) in West Virginia on the Tribune Tower
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Zol87: Rock from Custer's Battlefield in Montana on the Tribune Tower
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Zol87: Brick from Fort McHenry Maryland on the Tribune Tower
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Zol87: Brick from the Seige of Vicksburg (Shirley House) in Mississippi on the Tribune Tower
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Zol87: Rock from the Cumberland Gap in Tennessee on the Tribune Tower
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Zol87: Rock from Tawasa indian Town Visited by DeSoto in Alabama on the Tribune Tower
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Zol87: Rock from the Elijah Lovejoy Homestead in Maine on the Tribune Tower