Hawkins R R <br/><br/>
Scientific, medical, and technical books published in the united states of america   
  

 - 
 - Washington  The National Research Councils Committee  1946 
 - 0, 1930-1944 supplement (1946) 
<br/><br/> B   
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<br/><br/><label>ISBN: </label>
<br/><br/><label>Dewey Class. No.: </label>015.73 haw/sci