Explore Books on
breathitt formation (ky. and tenn.)

Changes in stratigraphic nomenclature by the U.S. Geological Survey, 1975

By George Vincent Cohee

The Betsie Shale Member

By Charles L. Rice

Coal geology of the White Oak quadrangle, Magoffin and Morgan Counties, Kentucky

By W. L. Adkison

The Betsie Shale Member

By Charles L. Rice

Geology and coal resources of the Tiptop quadrangle, Kentucky

By Stewart W. Welch

Geology and coal resources of the Salyersville North quadrangle, Magoffin, Morgan, and Johnson Counties, Kentucky

By W. L. Adkison