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BERTHA_NE.sid |
2002 CIR Aerial Photo of the BERTHA NE Quarter Quad |
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DRGN04.tif |
USGS 7.5' Quadrangle Image of the BERTHA Quad |
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DRGN04C.tif |
USGS 7.5' Quadrangle Clipped Image of the BERTHA Quad |