 It was opened in 1857 from Picton to Stokesley, with intermediate stations at Trenholme Bar, Potto and Sexhow.The line included a two-mile branch south from Potto to the mines at Whorlton.The NY&C was incorporated into the North Eastern Railway (NER) in 1858, the same year the Rosedale Branch Line for the Rosedale mines was purchased from private owners and began conversion from narrow gauge to standard gauge.