Stratigraphy of southwestern Pennsylvania.

2026-04-18T08:59:26Z

Creator Personal:

Robinson, J. French.

Title:

Stratigraphy of southwestern Pennsylvania.

Call Number:

P3163

Date:

1930

Description:

Pamphlet. Includes folded tables.

Subject Topical:

Geology, Stratigraphic--Pennsylvania.

All:

Geology, Stratigraphic--Pennsylvania.