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.
EPIC JOURNEY OF THE HISTORIC PAIR August 22, 2020 by Bernie Jones · Published August 22, 2020 · Last modified August 24, 2020