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Bachelors Theses and Reports, 1928 - 1970

Three Forks

1951

Articles 1 - 2 of 2

Full-Text Articles in Other Engineering

Faunal Studies Of The Lower Jefferson Limestones, James L. Eymann May 1951

Faunal Studies Of The Lower Jefferson Limestones, James L. Eymann

Bachelors Theses and Reports, 1928 - 1970

The exact geologic age of the Jefferson limestone in Montana has not been definitely determined, other than it is probably of upper, but possibly in part of middle Devonian age. Although not of immediate or apparent economic importance, the determination of the exact age of the Jefferson limestone may be of much value in connection with the discoveries of large quantities of oil in Devonian strata in the northern Great Plains and, in particular, with the extensive deep drilling in northeastern Montana which is anticipated during the summer of 1951.


Faunal Studies Of The Sappington Sandstone Of Southwestern Montana, Howard E. Banta May 1951

Faunal Studies Of The Sappington Sandstone Of Southwestern Montana, Howard E. Banta

Bachelors Theses and Reports, 1928 - 1970

The exact upper boundary of the Devonian of MontĀ­ana has long been a controversy, as is true of the DevĀ­onian-Mississippian contact in many other localities. In an effort to delimit the upper Devonian, various paleontologic studies have been made, more especially in the southwestern part of the state.