St Helen's Canal [Sankey Brook Navigation]
[See also: BW52 for records of the Sankey Brook Navigation during other periods of ownership]
L&NWR Coy. Plans of the St. Helens Canal and Branches (Sankey Brook Navigation.) Extending from the River Mersey at Widnes to Black Brook, Gerards Bridge, & to Ravenhead.
"[Plans and Elevation of] Proposed New Bridge over Canal at Sankey Brook. L & N.W.R. St. Helens Canal."