Hartley, Harold <br/><br/>
Studies in the history of chemistry  by Harold Hartley. 

 - Oxford  Clarendon Press  1971 
 - viii, 243 p. 22 cm. 
<br/><br/> Injcludes index. 
<br/><br/><label>Dewey Class. No.: </label>540.9  / H38S