Representing the Revision History


    
      
        Isabelle wrote
        Izzie was here in red marker
      
      
        David wrote
        Dave was herefirst in blue marker
      
      
        Isabelle erased
        David’s blue first and wrote Second in the
        same spot in blue marker, trying to imitate David’s handwriting
      
      
        Isabelle wrote
        first in red marker below 
      
    
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Advanced Manuscript Encoding, slide 23 of 23