Berwick Tunnel showing lead lining by snctadmin · Published July 3, 2019 · Updated July 3, 2019 Lead Lining across roof and walls, covered with calcite deposits. NW ca 600 yards from S entrance.
WAPPENSHALL EAST BASIN GETS READY FOR A CONCRETE POUR September 4, 2020 by Bernie Jones · Published September 4, 2020