BEGIN_USGS_DOQ_HEADER                                                         *
QUADRANGLE_NAME "BLOCKSBURG"                             3.45 or 7.5-min. name*
QUADRANT SW                     quadrant indicator if cell size = 3.75-minutes*
WEST_LONGITUDE -123 45  0.000                signed deg min sec SDDD MM SS.SSS*
EAST_LONGITUDE -123 41 15.000                signed deg min sec SDDD MM SS.SSS*
NORTH_LATITUDE   40 18 45.000                signed deg min sec SDDD MM SS.SSS*
SOUTH_LATITUDE   40 15  0.000                signed deg min sec SDDD MM SS.SSS*
PRODUCTION_DATE 2000  9 20                                          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  6027  7555                       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  435836.000 4462992.000        coord. of upper left pixel pri. datum*
SECONDARY_XY_ORIGIN  435931.826 4462795.652   coord upper left pixel sec datum*
NATION US                                                          nation code*
STATE CA                                                        state fip code*
NW_QUAD_CORNER_XY  436272.717 4462712.451    XY coords. of pri. NW quad corner*
NE_QUAD_CORNER_XY  441583.368 4462669.348    XY coords. of pri. NE quad corner*
SE_QUAD_CORNER_XY  441529.546 4455732.039    XY coords. of pri. SE quad corner*
SW_QUAD_CORNER_XY  436214.002 4455775.125    XY coords. of pri. SW quad corner*
SECONDARY_NW_QUAD_XY  436271.030 4462501.815    XY coords. - sec. NW quad cor.*
SECONDARY_NE_QUAD_XY  441581.822 4462458.711    XY coords. - sec. NE quad cor.*
SECONDARY_SE_QUAD_XY  441528.001 4455521.521    XY coords. - sec. SE quad cor.*
SECONDARY_SW_QUAD_XY  436212.316 4455564.609    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 10477 142"                               source image id*
SOURCE_IMAGE_DATE 1998  8 12                   source image date as yyyy mm dd*
SOURCE_DEM_DATE 1968 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  9 20                   date created or changed, yyyy mm dd*
DATA_FILE_SIZE   45540012                               data set size in bytes*
BYTE_COUNT   6027                                            header byte count*
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END_USGS_HEADER                                                               *