Entry_ID: (required)
Entry_Title: Railroads of the United States
Group: Data_Set_Citation
  Originator(s): National Atlas of the United States
  Title: Railroads of the United States
  Publication_Date: 200509
  Publication_Place: Reston, VA
  Publisher: National Atlas of the United States
  URL: <http://nationalatlas.gov/atlasftp.html?openChapters=chptrans#chptrans>
End_Group
Keyword: transportation
Group: Temporal_Coverage
  Start_date: 200509
  Stop_date: 200509
End_Group
Data_Set_Progress: Complete
Group: Spatial_Coverage
  Southernmost_Latitude: 25.0
  Northernmost_Latitude: 65.0
  Westernmost_Longitude: -151.0
  Easternmost_Longitude: -67.0
End_Group
Location: US
Location: United States
Group: Data_Resolution
  Latitude_Resolution: 0.000278
  Longitude_Resolution: 0.000278
End_Group
  Access_Constraints: None
  Use_Constraints: None.  Acknowledgment of the National Atlas of the United States of America would be appreciated in products derived from these data.
Originating_Center: (required)
Group: Data_Center
  Data_Center_Name: Earth Science Information Center, U.S. Geological Survey
Group: Data_Center_Contact
  Last_name: Earth Science Information Center, U.S. Geological Survey
  First_name: N/A
  Phone: 1-888-ASK-USGS (1-888-275-8747)
  Phone: 703-648-5920
  Group: Address
    507 National Center
    Reston, VA 20192
  End_Group
End_Group
End_Group
Group: Distribution
  Distribution_Media: online
  Distribution_Format : ESRI Shapefile
  Fees: There is no charge for the map layer. 
End_Group
Group: Distribution
  Distribution_Media: online
  Distribution_Format : SDTS
  Fees: There is no charge for the map layer. 
End_Group
Group: Reference
End_Group
Group: Summary
  These data are intended for geographic display and analysis at the
  national level, and for large regional areas.  The data should be
  displayed and analyzed at scales appropriate for 1:2,000,000 data.  No
  responsibility is assumed by the National Atlas of the United States in
  the use of these data.
  
  This map layer includes railroads in the conterminous United States and
  Alaska.  This is a replacement for the December 1998 map layer.
End_Group
Group: Related_URL
  URL_Type: 
  URL: <http://www.railserve.com/aar_railroad_reporting_marks.html>
  Group: Description
    Originator: RailServe.com
    Publication_Date: 2003
    Title: AAR Railroad Reporting Marks
    Publication_Information:
      Publication_Place: Morrisville, PA
      Publisher: RailServe.com
    Online_Linkage: <http://www.railserve.com/aar_railroad_reporting_marks.html>
  End_Group
End_Group
Group: Related_URL
  URL_Type: 
  URL: <http://www.rrdepot.com>
  Group: Description
    Originator: Railroad Depot
    Publication_Date: 2003
    Title: Railroad Depot
    Online_Linkage: <http://www.rrdepot.com>
  End_Group
End_Group
Group: Related_URL
  URL_Type: 
  URL: <http://www.trainscan.com/data/mark>
  Group: Description
    Originator: TrainsCan
    Publication_Date: 2003
    Title: Reporting Marks
    Online_Linkage: <http://www.trainscan.com/data/mark>
  End_Group
End_Group
Group: Related_URL
  URL_Type: 
  URL: <http://www.pwrr.org/rrm>
  Group: Description
    Originator: Piedmont and Western Railroad Club
    Publication_Date: 2003
    Title: Association of American Railroads Reporting Marks
    Publication_Information:
      Publication_Place: Valdese, NC
      Publisher: Piedmont and Western Railroad Club
    Online_Linkage: <http://www.pwrr.org/rrm>
  End_Group
End_Group
Group: Related_URL
  URL_Type: 
  URL: <http://www.nrhs.com/reporting_marks>
  Group: Description
    Originator: National Railway Historical Society
    Publication_Date: 2001
    Title: NRHS Reporting Marks Database
    Publication_Information:
      Publication_Place: Philadelphia, PA
      Publisher: National Railway Historical Society
    Online_Linkage: <http://www.nrhs.com/reporting_marks>
  End_Group
End_Group
Group: Related_URL
  URL_Type: 
  URL: <http://nationalatlas.gov/atlasftp.html?openChapters=chpbound#chpbound>
  Group: Description
    Originator: National Atlas of the United States
    Publication_Date: 200206
    Title: State Boundaries of the United States
    Publication_Information:
      Publication_Place: Reston, VA
      Publisher: National Atlas of the United States
    Online_Linkage: <http://nationalatlas.gov/atlasftp.html?openChapters=chpbound#chpbound>
  End_Group
End_Group
Group: DIF_Author
  Last_name: Rawson
  First_name: Peg
  Email: atlasmail@usgs.gov
  Phone: 703-648-4183
  Group: Address
    12201 Sunrise Valley Dr
    Reston, VA 20192
  End_Group
End_Group
DIF_Revision_Date: 20060530
Science_Review_Date: