Principles of historical geology:   Appendix 1 and 2  

 -  Strakhov, N M 
 -  Maps  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social science 
<br/><br/><label>Subjects--Index Terms: </label>Historical   
<br/><br/><label>Universal Decimal Class. No.: </label>55(091)  / K2.2