Fisher, Richard V.  1928- <br/><br/>
Pyrogenic mineral stability, lower member of the John Day formation, Eastern Oregon / 
by Richard V. Fisher. 
 - Berkeley ;  Los Angeles :  University of California Press,  1968. 
 - vi, 39 p.  illus. ;  26 cm. 
 - University of California publications in geological sciences  Vol. 75 .
 - 551.7/8 .
<br/><br/>Bibliography: p. 34-36. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mineralogy--Oregon.<br/>Geology, Stratigraphic--Oligocene.<br/>Geology, Stratigraphic--Miocene.
<br/><br/><label>Subjects--Geographic Terms: </label><br/>John Day Formation (Or.)
<br/><br/><label>Dewey Class. No.: </label>551.7/8