US Geological Survey

 

Date of this Version

1903

Citation

US Geological survey 1901,1902

Comments

US government work

Abstract

Explanation

The Topographic Map

The Geologic Map

Description of the Scotts Bluff Quadrangle

Geography

Geology

Stratigraphy

Eocene Period

Neocene Period

Pleistocene Period

Pre-Eocene Rocks

Brief Geological History of the Central Great Plains Region

Economic Geology

Underground WAters

Irrigation

Volcanic Ash

Ages of Rocks

Topographic Sheet

Areal Geology Sheet

Columnar Section Sheet

Illustration Sheet

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