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lreed76: View of Capitol and Mall from top of Washington Monument, 1938
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lreed76: Federal Triangle from top of Washington Monument, 1960
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lreed76: National Mall from top of Washington Monument, 1960
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lreed76: Capitol and National Mall from top of Washington Monument, 1960
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lreed76: Ancient Olmec carved stone head
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lreed76: Easter Island carved head, National Museum of Natural History, Washington, DC
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lreed76: Easter Island carved head, National Museum of Natural History, Washington, DC
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lreed76: Mammoth skeleton, National Museum of Natural History
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lreed76: Timeline of earth history, National Museum of Natural History
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lreed76: Triceratops, National Museum of Natural History
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lreed76: T-rex, National Museum of Natural History
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lreed76: Dinosaur hall, National Museum of Natural History
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lreed76: T-rex, National Museum of Natural History
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lreed76: Stegosaurus plates, National Museum of Natural History
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lreed76: Pteroactyl, National Museum of Natural History
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lreed76: Stegosaurus, National Museum of Natural History
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lreed76: T-rex, National Museum of Natural History
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lreed76: T-rex, National Museum of Natural History
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lreed76: Head and jaw of T-rex, National Museum of Natural History
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lreed76: Earth history timeline, National Museum of Natural History
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lreed76: Timeline of earth history, National Museum of Natural History
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lreed76: Hope diamond, Natinal Museum of Natural History
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lreed76: Hope diamond, Natinal Museum of Natural History
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lreed76: Sheet of raw copper ore, National Museum of Natural History, Washington, DC
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lreed76: P1054149.JPG
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lreed76: Granite gneiss from Sri Lanka, National Museum of Natural History
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lreed76: Tucson Meteorite, National Museum of Natural History
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lreed76: Diamond bracelet, National Museum of Natural History
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lreed76: Gachala Emerald, Colombia, National Museum of Natural History
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lreed76: Mackay Emerald and Diamond necklace, National Museum of Natural History