"A Plan and Section of the line of an intended canal from the River Derwent at or near East Cottingwith to Pocklington in the East Riding of the County of York"
Drawn from actual survey by George Leather junior, Bradford in 1814. This plan has additional later annotations with a memorandum stating when the canal was closed for repairs and reopened for traffic, dated 1859, and recording the cost of repairs, wages and materials. Stamped "North Eastern R[ail]w[a]y Engineers Office, Yorkshire, ref. no. S90 S4/1".