"Full" documentation refers to the 
            
            MARC 21 Format for Authority Data
            that contains detailed
            descriptions of every data element, along with examples, input
            conventions and history sections. 
         
         "Concise" documentation refers to the 
            
            MARC 21 Format for Authority Data 
            that contains
            abridged descriptions of every data element, along with
            examples. 
         
       
      
         
            Field 447 - See From Tracing - Named Event [NEW, 2016]
          
         
            Field 448 - See From Tracing - Chronological Term [NEW, 2002]
          
         
            Field 462 - See From Tracing - Medium of Performance Term [NEW, 2013]