Author:

Achauer,C.W.

Year:

1959

Title:

Stratigraphy and microfossils of the Sappington Formation in Southwestern Montana

Reference:

Achauer,C.W. (1959) Stratigraphy and microfossils of the Sappington Formation in Southwestern Montana Billings Geological Society,10th Annual Field Conference, Guidebook P. 14- 49

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