Appendix F - Format Changes
    
    
      MARC 21 Authority    
    
      September 2012    
    
    This section is provided for the lists of format changes
    that accompany each update to the MARC 21 Format for
    Authority Data.
    
    MARC 21 FORMAT FOR AUTHORITY DATA
    FORMAT CHANGE LIST
    
      Update No. 15, September 2012 
    This page documents the changes contained in the fifteenth
      update to the 1999 edition of the MARC 21 Format for
      Authority Data. Update No. 15 (September 2012)
       includes changes resulting from proposals that were
  considered by the MARC 21 community during June 2012.
    
	UPDATE 15 CHANGES
    
      ■ New content designators:    
	  
	    
      Codes 
  
  
      Code p - Metadata provenance
     in Appendix A (Control Subfields) 
  
    
      Subfields    
    
      $d Title of person   (R) in 368 (Other Attributes of Person or Corporate Body)    
 
	  
	 
      $s Start period    (NR) in 368 (Other Attributes of Person or Corporate Body)    
 
	  
     
      $t End period    (NR) in 368 (Other Attributes of Person or Corporate Body)    
	  
	 
      $u Uniform Resource Identifier    (R) in 368 (Other Attributes of 
 
	             Person or Corporate Body)    
	  
	 
      $v Source of information    (R) in 368 (Other Attributes of 
 
	             Person or Corporate Body)    
     
      Fields    
    
      883 Machine-generated Metadata Provenance  (R)    
    
      ■ Changes in content designator
      names and definitions:    
	
	
    
      Fields    
    
      368Other Corporate Body Attributes changed to Other Attributes
	  
	              of Person or Corporate Body and  redefined.  
	  
   
    
      Subfields    
    
      $cOther designation redefined in 368 (Other Attributes of Person or Corporate Body)