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Prehistoric archaeology in the Clarno Basin, Oregon (USA), 1977
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Dining hall, Camp Hancock, Clarno Basin, Oregon (USA)
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Archaeological excavations in North-central Oregon (USA)
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Archaeological investigations in the Clarno Basin, Oregon (USA)
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Archaeological excavations in the Clarno Basin, Oregon (USA)
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Archaeological excavations in the Clarno Basin, Oregon (USA)
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Archaeology crew ready to go, but truck not cooperating, Camp Hancock, Oregon (USA)
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Rock formation, north-central Oregon (USA)
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Desert flowers from north central Oregon (USA)
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Archaeological excavations in north-central Oregon (USA) 1977
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Archaeological excavations in north-central Oregon (USA) 1977
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Archaeological Excavations in the Clarno Basin near the Hancock Field Station, north-central Oregon (USA) 1977
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Archaeological Excavations in the Clarno Basin near the Hancock Field Station, north-central Oregon (USA) 1977
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Archaeological excavations at a prehistoric American Indian site in north-central Oregon (USA) 1977
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Froth flotation device used in archaeological excavations at a prehistoric American Indian site in north-Central Oregon (USA) near the Hancock Field Station, 1977
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Archaeological excavations at a prehistoric American Indian site in north-central Oregon (USA) 1977
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Archaeological excavations at a prehistoric American Indian site in the John Day Fossil Beds National Monument, north-central Oregon (USA)
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Archaeological excavations at a prehistoric American Indian site in the John Day Fossil Beds National Monument, north-central Oregon (USA)
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Archaeological excavations at a prehistoric American Indian site in the John Day Fossil Beds National Monument, north-central Oregon (USA)
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Archaeological excavations at a prehistoric American Indian site in the John Day Fossil Beds National Monument, north-central Oregon (USA)
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Geology. North-central Oregon (USA) 1977
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Hermit's tent. North-central Oregon (USA) 1977
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Archaeological Excavations at a prehistoric American Indian site in North-central Oregon (USA), 1977
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Archaeological Excavations at a prehistoric American Indian site in North-Central Oregon (USA), 1977
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Archaeological Excavations at a prehistoric American Indian site in North-central Oregon (USA), 1977
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Archaeological excavations at a prehistoric American Indian site in North-Central Oregon (USA) 1977
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Archaeological excavations at a prehistoric American Indian site in North-Central Oregon, 1977