Isopach map of interval between top of the Pictured Cliffs Sandstone and the Huerfanito Bentonite bed of the Lewis Shale, La Plata County, Colorado, and Rio Arriba and San Juan counties, New Mexico /

Bibliographic Details
Corporate Author:	Geological Survey (U.S.)
Other Authors:	Sandberg, Dorothy T.
Format:	Government Document Map
Language:	English
Published:	Reston, Va. : The Survey ; 1986.
Series:	Miscellaneous field studies ; map MF-1831.
Subjects:	Geology, Structural > Maps.

Evans: Maps File (2nd floor)