Category:United States Geological Survey images
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Media in category "United States Geological Survey images"
The following 3 files are in this category, out of 122 total.
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Verbena simplex USGS.jpg 340 × 409; 34 KB
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View of Oakland Hills from Chabot Space & Science Center.jpg 800 × 600; 205 KB
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Ward and fossil tree trunks.jpg 666 × 788; 388 KB
