BEGIN_USGS_DOQ_HEADER                                                         *
QUADRANGLE_NAME "LAYTONVILLE"                            3.45 or 7.5-min. name*
QUADRANT SE                     quadrant indicator if cell size = 3.75-minutes*
WEST_LONGITUDE -123 26 15.000                signed deg min sec SDDD MM SS.SSS*
EAST_LONGITUDE -123 22 30.000                signed deg min sec SDDD MM SS.SSS*
NORTH_LATITUDE   39 41 15.000                signed deg min sec SDDD MM SS.SSS*
SOUTH_LATITUDE   39 37 30.000                signed deg min sec SDDD MM SS.SSS*
PRODUCTION_DATE 2000  8 15                                          yyyy mm dd*
RASTER_ORDER LEFT_RIGHT/TOP_BOTTOM                         video display order*
BAND_ORGANIZATION "SINGLE FILE"              single file or BSQ, or BIL or BIP*
BAND_CONTENT BLACK&WHITE                     single file or BSQ, or BIL or BIP*
BITS_PER_PIXEL 8                                        radiometric resolution*
SAMPLES_AND_LINES  6051  7534                       number of columns and rows*
HORIZONTAL_DATUM  NAD83                               primary horizontal datum*
HORIZONTAL_COORDINATE_SYSTEM UTM                         horizontal datum name*
COORDINATE_ZONE 10                               coordinate system zone number*
HORIZONTAL_UNITS METERS                                coordinate system units*
HORIZONTAL_RESOLUTION 1.00                 pixel horiz. ground sample distance*
SECONDARY_HORIZONTAL_DATUM  NAD27                   secondary horizontal datum*
XY_ORIGIN  462074.000 4393445.000        coord. of upper left pixel pri. datum*
SECONDARY_XY_ORIGIN  462169.695 4393248.618   coord upper left pixel sec datum*
NATION US                                                          nation code*
STATE CA                                                        state fip code*
NW_QUAD_CORNER_XY  462485.384 4393165.179    XY coords. of pri. NW quad corner*
NE_QUAD_CORNER_XY  467844.630 4393140.912    XY coords. of pri. NE quad corner*
SE_QUAD_CORNER_XY  467815.657 4386204.408    XY coords. of pri. SE quad corner*
SW_QUAD_CORNER_XY  462451.581 4386228.664    XY coords. of pri. SW quad corner*
SECONDARY_NW_QUAD_XY  462484.406 4392955.768    XY coords. - sec. NW quad cor.*
SECONDARY_NE_QUAD_XY  467843.792 4392931.501    XY coords. - sec. NE quad cor.*
SECONDARY_SE_QUAD_XY  467814.819 4385995.124    XY coords. - sec. SE quad cor.*
SECONDARY_SW_QUAD_XY  462450.604 4386019.382    XY coords. - sec. SW quad cor.*
RMSE_XY  0.10                                              doq horiz. accuracy*
IMAGE_SOURCE "BLACK AND WHITE FILM"             b&w, cir, natural color, other*
SOURCE_IMAGE_ID "NAPP 10479 176"                               source image id*
SOURCE_IMAGE_DATE 1998  8 13                   source image date as yyyy mm dd*
SOURCE_DEM_DATE 1967 01 01                          source dem date yyyy mm dd*
AGENCY  "WESTERN MAPPING CENTER (WMC)"                        oversight agency*
PRODUCER  "EARTHDATA INTERNATIONAL"                        producer/contractor*
PRODUCTION_SYSTEM  "SGI AUTOMETRIC"                          production system*
STANDARD_VERSION  1996 12                              version of DOQ standard*
METADATA_DATE 2000  8 15                   date created or changed, yyyy mm dd*
DATA_FILE_SIZE   45594285                               data set size in bytes*
BYTE_COUNT   6051                                            header byte count*
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END_USGS_HEADER                                                               *