NAIP orthophoto mosaic for Douglas County,Washington (ortho_1-1_1n_s_wa017_2009_1)

You may need only the the .sid file.
filenamesizedate
ortho_1-1_1n_s_wa017_2009_1.sid2442712314Aug26,2009county image file
ortho_1-1_1n_s_wa017_2009_1.met12065Aug26,2009metadata (ASCII)
ortho_1-1_1n_s_wa017_2009_1.aux13463Aug26,2009ESRI auxillary file (binary)
ortho_1-1_1n_s_wa017_2009_1.sdw126Aug26,2009some software needs this to georeference
ortho_1-1_1n_s_wa017_2009_1.txt650Aug26,2009info on file compression
ortho_1-1_1n_wa017_2009_1.zip
or
(shapefile components)
227731Jan12,2010quarter-quad index shapefile
Up to WA NAIP2009 page with more information on these files
Up to top data page