start on cragg road, mytholmroyd (b6138), approx. 0.5 miles south of railway bridge, at telegraph pole no.2, adjacent to entrance to townson & thornber (oils & lubricants). proceed south on b6138, through cragg vale, to finish at southern end of wooden fence over drain, on left hand side of road, and opposite wooden signpost for whiteholme reservoir, and pennine way, approx 0.5 mls north of junction with a58. (4.812 mls).