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Shapefile
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Publisher
National Atlas of the United States
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Place
Texas
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Data type
Line
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Year
1966
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1. Breeding Bird Survey Route Locations for Lower 48 States, 1966-1998
1966. Patuxent Wildlife Research Center. This line shapefile portrays the current routes used for conducting Breeding Bird Surveys in the lower 48 States. This layer is part of the 1997-20... National Atlas of the United States.