Columbia subject headings:
Harvard subject headings:
Geology, Economic--Utah--Guidebooks.
Geology, Stratigraphic--Cenozoic--Congresses
Geology--Utah--Congresses.
Geology--Utah--Guidebooks.
Hydrocarbons--Utah--Congresses.
Precious metals--Utah--Congresses.
Utah--Guidebooks.
Princeton subject headings:
Geology, Stratigraphic--Cenozoic--Congresses.
Geology--Utah--Congresses.