http://pubs.usgs.gov/of/2013/1267/a/

Description of digital data files posted on this
website:

ofr2013-1267A_readme.txt - this file

ofr2013-1267A_metadata.txt - FGDC compliant metadata. Each geodatabase feature class also has metadata.

ofr2013-1267A_database.zip: expands to ofr2013-1267A_database, and contains ArcGIS files used to create map sheet
  -- DRG62k - folder containing 1:62,500-scale DRG bases and shapefile of Arizona Highway 93
  -- BlackCanyonSpgGeo48kOF2013-1267-A.mdb - ArcGIS 10.1 Personal Geodatabase
  -- BlackCanyonSpgGeoMap48kOF-1267-A.style - ArcMap style for symbolizing data
  -- ofr2013-1267A_database_readme.txt - Readme for ofr2013-1267A_database folder


ofr2013-1267A_shape.zip: expands to ofr2013-1267A_shape, and contains shapefiles of data in BlackCanyonSpgGeo48kOF2013-1267-A.mdb (except annotation)
  -- DRG62k - folder containing 1:62,500-scale DRG bases and shapefile of Arizona Highway 93
  -- bcsgeo_shapefiles - Shapefiles
  -- BlackCanyonSpgGeoMap48kOF2013-1267-A.style - ArcMap style for symbolizing data
  -- ofr2013-1267A_shape_readme.txt - Readme for ofr2013-1267A_shape folder