England-East Coast. Harwich Approaches. From Admiralty Surveys to 1933. The topography is partly taken from the Ordnance Survey

Single sheet. Engr. Physical description Note: Lights coloured. Scale: 1:47 400. Contents Note: 1 Inset, Woodbridge Haven. By Lieut. L.D. Penfold, and the officers of H.M. Surveying Ship 'Triton', Aug. 1913; 1:16 150; 2 Lighthouse profiles; (A) Orford Ness Lighthouse; (B) Naze Tower.