Ahti T  Ed <br/><br/>
William Nylander's Collected Lichenological Papers  Vol 1 - Introduction & Lichenological Papers : 1852 - 1862 

 -  J Crammer, Berlin 
 - pp 732;   21*14 
<br/><br/><label>Dewey Class. No.: </label>I27XM/N90/B18434