Evansville Vanderburgh Public Library

Coal + Geology -- Pennsylvania -- Butler County

Type

http://bibfra.me/vocab/lite/Concept

Label

Coal + Geology -- Pennsylvania -- Butler County

Name

Coal + Geology

Focus

Coal + Geology

Sub focus

Actions

Incoming Resources

Subject of
1
- Coal resources of Butler County, Pennsylvania, by Elmer D. Patterson and J.A. Van Lieu

Outgoing Resources

Focus
1
- Coal + Geology
Sub focus
4