River Ouse, Sussex Projection of works for the drainage of Lewes Laughton level lying upon the rivers Ouse and Glynd in the County of Sussex by John Smeaton Engineer 1768 T Marchant surveyed and delin. Table of references appended. Engraved map, scale 1:46080 Inscribed in hand of John Farey; A reduced copy of this Printed Reports, I, 304 1768