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The first mao the USGS created.
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it was was the main method of mapping to this point
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1950 a photograph was taken of a Coast Guardsman prepares to take pictures during a flight
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the national acronotics and space administration launched the first landsat satallite
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a team of scientists used landsat images to find a new site at dinosour early mammal fossils in the gabi desert
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NASA launched another satellite, the earth observing system
