Radiometric ages of basement rocks in the northern midcontinent, U.S.A /

Bibliographic Details
Corporate Author:	Geological Survey (U.S.)
Other Authors:	Marvin, Richard F.
Format:	Government Document Map
Language:	English
Published:	Reston, Va. : The Survey ; 1988.
Series:	Folio of the northern midcontinent area.
Subjects:	Geological time. Radioactive dating > Maps. Middle West > Maps. Datation radioactive > Cartes. Géochronologie > Cartes. Géologie > Cartes. Chronologie > Cartes. Middle West (États-Unis) > Cartes.

Evans: Maps File (2nd floor)