﻿Smithsonian 
  Report, 
  1927. 
  — 
  Burroughs 
  

  

  Plate 
  2 
  

  

  X 
  Ray 
  of 
  this 
  Head, 
  Showing 
  the 
  Damage 
  to 
  the 
  Old 
  Paint 
  which 
  the 
  

   Restorer's 
  Brush 
  Has 
  Covered 
  

  

  (Courtesy 
  of 
  the 
  Fogg 
  Art 
  Museum) 
  

  

  