Todd, D P <br/><br/>
THE AMERICAN LIBRARY ASSOCIATION.  [electronic resource] 

 -  Science (New York, N.Y.)  Jul 1886 
 - 70-3 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0036-8075 
<br/><br/><label>Standard No.: </label>10.1126/science.ns-8.181.70  doi