Category:Baldwin-Quadrangle: Revision history

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February 18, 2022

June 19, 2020

  • curprev 08:5708:57, June 19, 2020‎ Alan.Myers talk contribs‎ 2,336 bytes +2,336‎ Created page with "__NOTOC__ ==Mining in the Baldwin Quadrangle== The Herrin Coal was both surface and underground mined in the Baldwin Quadrangle. The coal was generally 6 feet thick or more. T..."
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