BW67/1/1/9
"[Paper on] The Duke of Bridgewater Underground Canal Worsley."
Paper describes underground canal, its mining and engineering, and historical events leading up to its construction. Paper has three plans of the canal inserted in the back. Also contains letter from National Coal Board to Leslie Roberts enclosing paper and paper copies of photographs taken when canal system still navigable.
c1985
BW67/1/1/9
1 volume