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h4. 7.5 Minute (O) Series, Albers Nad83 Mosaics This directory contains the 7.5
Minute (O) Series, Albers Nad83 Mosaics, Digital Raster Graphics (DRGs) for
California. The DRGs are offered in both Geotiff format (tiff/ subdirectory)
and MrSID format (MrSID/ subdirectory). An index for the mosaic images (Index/
subdirectory) is provided in ESRI Shapefile format. All images contained within
this directory are reprojected to the Albers Equal Area Projection. Please
refer to "CaSIL Projection Information":http://casil.ucdavis.edu/casil/
gis.ca.gov/drg/projection.html for detailed projection information.