rikj: Slope shaft
rikj: Old office
rikj: Steel reinforcing to roof
rikj: Entrance
rikj: "Who searched you" WWII vintage?
rikj: Carved figure graffiti
rikj: Incline between levels
rikj: Corridor
rikj: Tracks
rikj: Blocked lift shaft to surface
rikj: Concrete reinforcing
rikj: Bottom of blocked shaft
rikj: Slope shaft blocked at surface
rikj: Old workings
rikj: Bracing
rikj: Queen Mary
rikj: Into the distance
rikj: Reinforcing pillar
rikj: Buttressing to roof
rikj: Into the distance
rikj: Haulage way
rikj: Fallen pipework
rikj: Air door?
rikj: Concrete reinforcing
rikj: Signs
rikj: Passage
rikj: Convoy