SPENCER, HERBERT. <br/><br/>
THE PRINCIPLES OF BIOLOGY / 

 - LONDON :  1884. 
 - 492 p. ;  [?]  22 cm. 
 -  I .
<br/><br/><label>Source: </label>
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biology.
<br/><br/><label>Dewey Class. No.: </label>570