Bound sheet. Col. ms. Medium: Laid on linen. Physical description Note: Damaged by sea water. Scale: [ca. 1:20 000 (bar)]. Cartographic Note: North at 174 degrees. Scale in feet. Additional Places: Sark, Channel Islands. Contents Note: Four insets: 'A platt of the bay taken att low water'; 'The profile of the bay of Sarck taken att high water from the island to Fischer Stone'; 'The NE prospect of the bay from the old wall at high water'; 'The SW prospect of the bay taken att low water'.

Administrative / biographical background
From the bound manuscript report of the survey of the defences of the Channel Islands carried out under the direction of George Legge, Lt. General of Ordnance and later Baron Dartmouth. The volume was said to have been with Legge in the 'Gloucester' frigate when she was wrecked off Cromer and to have been found by a fisherman on the coast.