Shawe, Daniel R. <br/><br/>
Ash-flow eruptive megabreccias of the Manhattan and Mount Jefferson Calderas, Nye County, Nevada / 
by Daniel R. Shawe and David B. Snyder 
 - Washington D. C :  U.S Government Printing Office,  1988. 
 - U. S. Geological Survey Professional Paper ;  1471 .
<br/><br/> PTSL : including map of the Manhattan caldera,Nye County, Nevada.