Underground tunnels for transportation. There are three men at the end of the tub drift looking at the geology of the area. Note the sample hammer held by the man on the right. A fault (near vertical, line is to the right of what looks like a piece of wood) is clean on the right of the photo.

Mining Underground Tunnels Miners Tracks

Crockett, Harry & Ruth

Bisbee, Arizona

1974.53.40