Bedford Pim,
Once a Week, Series 1, Volume V…
“ Then the idea of coming to a dead stop in the middle of the tube, and spending the afternoon there, suggested itself, but was dispelled on remembering that the engineer had told me that in case of such a mishap, which could only occur through some derangement of the pumping-engine, a workman could be sent in on his hands and knees to hook on a rope to the car, which could then easily be pulled out. ”
