“About two hundred yards east of the ancient village of Gayle (which is on the rivulet, half a mile distant from Hawes), are some traces of an ecampment, supposed to have been an outpost of the Roman Station at Bainbridge.” Wellan’s History and Topography of York and The North Riding 1851.
Wellan often called Iron age enclosures Roman, this is a so far unknown earthwork and is worth checking out.