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        Summary 
        
         
          
           | DescriptionPDA Mapping.jpg | 
           
             English: A handheld computer with GPS and GIS software is often used for scientific field work. 
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           | Date | 
           17 September 2007 | 
          
          
           | Source | 
           Advanced GIS-Based Field Mapping Techniques for Multi-Disciplinary Research:  http://geography.wr.usgs.gov/science/mapping.html | 
          
          
           | Author | 
           US Geological Survey: Nathan Wood | 
          
         
         
        Licensing 
        
         
          | Public domainPublic domainfalsefalse | 
         
        
        
         
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          This image is in the  public domain because it contains materials that originally came from the  United States Geological Survey, an agency of the  United States Department of the Interior. For more information, see  the official USGS copyright policy. 
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       File usage
       
        The following pages on Schools Wikipedia link to this image (list may be incomplete):
        
        
       
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