Drake, Avery Ala <br/><br/>
Stratigraphic notes 1993 / 
by Avery Ala Drake and Louis Pavlides 
 - Washington, D.C. :  Department of the Interior, U.S. Geological Survey,  1994 
 - various pagings :  ill. ;  28 cm. 
 - U.S. Geological Survey bulletin ;  bul.no.2076 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geology, Stratigraphic--Nomenclature<br/>Geology--United States--Nomenclature
<br/><br/><label>Dewey Class. No.: </label>551.700973