-
Stillwater Complex Montanarock succession metamorphism and structure of the complex and adjacent rocksfederal docby Page, Norman J.
Published 1977 -
Ordovician and Silurian Phi Kappa and Trail Creek Formations Pioneer Mountains central Idahostratigraphic and structural revisions and new data on graptolite faunasfederal doc
-
Oligocene marine mollusks from the Pittsburg Bluff Formation in OregonGovernment Document Electronic eBookby Moore, Ellen James
Published 1976 -
Otarioid seals of the Neogeneclassification historical zoogeography and temporal correlation of the sea lions and walruses from the North Pacific regionfederal doc
-
by Foxworthy, B. L. (Bruce LaVerne), 1925-
Published 1982 -
Cenozoic history of northeastern Montana and northwestern North Dakotawith emphasis on the Pleistocenefederal docby Howard, Arthur David, 1906-1986
Published 1960