Clibbens, Douglas A. . <br/><br/>
The Principles of the Phase Theory /  Textual Documents 
Douglas A. Clibbens. 
 - 1st ed / 
 - London :  Macmillan and Co. ,  1920. 
 - 358p ;  23 cm. 
<br/><br/><label>Subjects--Index Terms: </label>Chemistry T/G-Chemistry 
<br/><br/><label>Dewey Class. No.: </label>541.39  / C 61 P