PDS_VERSION_ID         = PDS3                                                 
RECORD_TYPE            = "STREAM"                                             
                                                                              
OBJECT                 = TEXT                                                 
  PUBLICATION_DATE     = 2007-06-29                                           
  NOTE                 = "Description of the CATALOG directory"               
END_OBJECT             = TEXT                                                 
END                                                                           
                                                                              
The CATALOG directory contains high-level catalog objects for this dataset.   
Catalog objects are often updated as more precise information becomes         
available.  For the latest versions of these files, please consult the        
PDS Catalog Search available on the PDS website at:                           
                                                                              
    https://pds.jpl.nasa.gov/tools/catalog/OnlineCatalog/public.CFM           
                                                                              
The following files are found in this directory:                              
                                                                              
CATINFO.TXT                                                                   
  - The file you are now reading.                                             
                                                                              
MISSION.CAT                                                                   
  - This file provides a high-level description of the Apollo 15              
    mission.                                                                  
                                                                              
INSTHOST.CAT                                                                  
  - This file provides a high-level description of the Apollo 15              
    Command and Service Module.                                               
                                                                              
INST.CAT                                                                      
  - This file provides a high-level description of the Apollo 15              
    X-Ray Fluorescence Spectrometer.                                          
                                                                              
DATASET.CAT                                                                   
  - This file describes this dataset.                                         
                                                                              
REF.CAT                                                                       
  - This file provides bibliographic citations for publications and other     
    reference works cited in the other catalog objects within the CATALOG     
    directory.                                                                
                                                                              
PERSON.CAT                                                                    
  - This file provides contact information for personnel associated with      
    this dataset including data suppliers, data producers, principal          
    investigators, and instrument scientists.                                 
                                                                              
MOON.CAT                                                                      
  - This file provides a high-level description of the Moon, the target       
    of the Apollo 15 mission.