http://pubs.usgs.gov/sim/2006/2900/SIM-2900_readme.txt

Version 1.1, March, 2014
  - Minor edits were made to the geodatabase to correct geology
    and facilitate edgematch with adjacent USGS maps.
  - The database was upgraded from ArcGIS 9.3 to ArcGIS 10.2.
  - Changes made to the geodatabase are not reflected in the
    pamphlet or on map sheet PDFs.


U.S. Geological Survey Scientific Investigations Map SIM 2900
Geologic map of the Peach Springs 30' x 60' quadrangle, Mohave
and Coconino Counties, northwestern Arizona

Description of digital dataset files posted on this website:

SIM-2900_readme.txt - this file

psmeta.txt - FGDC compliant metadata. Each Geodatabase Feature
Class also has its own metadata.

SIM-2900_db.zip - zipped package of files necessary to create
an ArcMap Personal Geodatabase project.
    -- readme_psdb.txt
    -- PeachSprings100k_v1.1.mdb - ArcGIS Personal Geodatabase
    -- peachsprings100k.style - ArcMap style for symbolizing data
    -- f35113e1.tif - 1:100,000-scale DRG base

SIM-2900_shape.zip - zipped package of feature classes converted
to shapefiles to facilitate use of the data in ArcMap and other
applications.
    -- readme_psshape.txt
    -- ps_shapefiles_v1.1 - shapefiles folder
    -- peachsprings100k.style - ArcMap style for symbolizing data
    -- f35113e1.tif - 1:100,000-scale DRG base