24 items (originally accompanying a report by Lieutenant Colonel W B Tylden, Royal...

24 items (originally accompanying a report by Lieutenant Colonel W B Tylden, Royal Engineers, 12 March 1839) extracted from WO 55/1548/4. Norfolk, Suffolk and Essex. 24 sheets of maps and drawings showing coastal defence works. (6) Outline map of the area between Wisbech (in Cambridgeshire), Lowestoft and Maldon; reference table to existing and proposed defences. (7) Map of the River Blackwater from Maldon to Mersea Island. (8) Plan of a battery proposed to be constructed on Osea Island in the River Blackwater. (9) Sketch map of Walton-on-the-Naze. (10) Plan of a three-gun battery proposed to be constructed at Walton-on-the-Naze. (11) Outline map of Harwich Harbour. (12) Plan and sections of a battery proposed to be constructed on Beacon Hill, Harwich. (13) Sketch map of Aldeburgh. (14) Plan and section of a battery proposed to be constructed at Aldeburgh. (15) Sketch map of Southwold. (16) Plans and sections of two batteries and a magazine proposed to be constructed at Southwold. (17) Sketch map of Lowestoft town and beach. (18-19) 2 sheets, each bearing a plan and section of a battery proposed to be constructed at Lowestoft. (20) Sketch map of the coast between Gorleston-on-Sea and Caister-on-Sea. (21) Map of the entrance to Great Yarmouth Harbour. (22) Plan and section of a martello tower proposed to be constructed at the entrance to Great Yarmouth harbour. (23) Sketch map of Cromer. (24) Plan and section of a battery proposed to be constructed to the north of Cromer. (25) Sketch map of Morston, Blakeney and Cley next the Sea. (26) Plan and section of a martello tower proposed to be built at the entrance to Blakeney Harbour. (27) Sketch map of King's Lynn. (28) Plan and section of a six-gun battery proposed to be built at Nottingham Point, near King's Lynn. (29) Plan and section of a battery proposed to be built on the left [i.e. west] bank of the River Great Ouse, near King's Lynn. Scale: (6) 1 inch to about 3.13 miles; (7) 1 inch to about 1740 yards; (8) 1 inch to 60 feet [1:720]; (9, 13, 15) 1 inch to 200 yards [1:2,400]; (10, 16, 24, 28) 1 inch to 40 feet [1:480]; (11) 1 inch to about 177.5 yards; (12) 1 inch to about 50 feet [1:600]; (14, 18-19) 1 inch to about 30 feet [1:360]; (17) 1 inch to about 254 yards; (20) 1 inch to about 0.7 miles; (21) 1 inch to 100 feet [1:1,200]; (22) 1 inch to 10 feet [1:120]; (23) 1 inch to 120 yards [1:4320]; (25) 1 inch to about 455 yards; (26) 1 inch to 8 feet [1:96]; (27) 1 inch to 375 yards [1:4,500]; (29) 1 inch to about 46 feet. Compass indicators to items (6-9, 11-12, 15, 17, 20, 23, 25, 27). All items signed by Lieutenant Colonel Tylden.