Robert F. Biek

A visitor's guide to the North Da...

A visitor's guide to the North Dakota capitol grounds

Year unknown

Dickinson geology

Dickinson geology

Year unknown

Geologic maps

Year unknown

Geology of Utah's Far South

Geology of Utah's Far South

Year unknown John S. MacLean, Robert F. Biek, and Jacqueline E. Huntoon

Gigantic Markagunt and Sevier Gra...

Gigantic Markagunt and Sevier Gravity Slides Resulting from Mid-Cenozoic Catastrophic Mega-Scale Failure of the Marysvale Volcanic Field, Utah, USA

Year unknown Robert F. Biek, Peter D. Rowley, David B. Hacker, and Geological Society of America Staff

The geology of Quail Creek State Park

Year unknown

The geology of Theodore Roosevelt...

The geology of Theodore Roosevelt National Park

Year unknown