Carmichael Leonard <br/><br/>
Reading and visual fatigue   
  

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 - London  G Harrap  1948 
 - 483, Index;bibliography. note- reclassified. old no. is m-b-110 
<br/><br/> B   
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<br/><br/><label>ISBN: </label>
<br/><br/><label>Dewey Class. No.: </label>418.4 car/rea