This Chart of the Harbour of Blakeney in the County of Norfolk is dedicated to the Merchants and Owners of Vessels employed in the Coasting Trade [material cartográfico] : by S. Watson, Blakeney; Downes sculp. [London] : Publish'd as the Act directs, by W. Heather at the Navigation Warehouse, Augt. 31st. 1793. 2 mapas en 1 hoja : blanco y negro ; 34 x 47 cm y 36 x 48 sobre pliego 78 x 52 cm.