ArcGIS Project Read-Me The map document and shapefiles used to create the trackline map provided on this disc can be found in the arc.zip file located in the arc subfolder of the software folder located at the top level of the disc. The map document was created using Environmental Systems Research Institute (ESRI) ArcGIS 8.3 GIS software. The shapefiles provided may also be viewed using other versions of ArcView, ArcGIS, public domain software ArcExplorer (http://www.esri.com/software/arcexplorer/index.html) or GeoMapApp (http://www.geomapapp.org/). The map document is named 02fgs01.mxd. This map shows 02FGS01 trackline navigation, start of lines, and 500-shot-interval locations along each line. The list below describes the shapefiles provided with the ArcGIS project. Metadata are available as HTML documents (viewable with any Web browser) and XML documents (used by ArcCatalog). 500shot: point layer of 02FGS01 500-shot-interval locations originated from USGS CMGP cities: point layer of cities in the St. Johns River Water Management District coastline: area layer of the U.S. coastline counties: area layer of counties on the Florida peninsula start: point layer of the start of 02FGS01 tracklines originated from USGS CMGP trackline: line layer of 02FGS01 trackline navigation originated from USGS CMGP