October 4, 2020 batgurrl

Cedar Mountain Coal Mine – The Big Mine Shaft

September 27, 2020December 13, 2020 batgurrl

Cedar Mountain Coal Mine – The Tangled Web

August 15, 2020 batgurrl

New Black Diamond Coal Mine – Mine Entrance Search Round Two

August 12, 2020February 19, 2021 batgurrl

Jones Brothers – Their Story behind the Coal Mine

July 26, 2020August 15, 2020 batgurrl

Jones Slope Hoist – Deeper Investigation

July 22, 2020 batgurrl

Jones Brothers Slope Mine Entrance – Where are You?

July 13, 2020 batgurrl

Jones Brothers & Indian Coal Mine – Hoist Search

July 7, 2020 batgurrl

Jones Brothers & Indian Coal Mine – Widening the Search

June 12, 2020 batgurrl

Indian Coal Mine – Big and Messy

April 28, 2020February 6, 2021 batgurrl

Locating Lost Old Coal Mines of King County