442. =Taskar Rock=, lat. 52° 12´ 9´´; light revolving every 2 minutes, visible 15 miles; circular tower, 110 feet high; erected 1815. 443. [++]=Lucifer Shoals= Lightship, lat. 52° 21´ 30´´; one fixed light, visible 8 miles; fixed 1868. 444. [++]=Blackwater Bank= Lightship, lat. 52° 30´ 10´´; one fixed light, visible 10 miles; fixed 1857. 445. [++]=Arklow= Lightship, lat. 52° 40´ 45´´; revolving every minute, visible 10 miles; fixed 1834. 446. [++]=Arklow= Lightship, lat. 52° 53´; two fixed lights, visible 10 and 8 miles; fixed 1867. 447. =Wicklow Head=, lat. 52° 57´ 50´´; intermittent light, 10 seconds bright and dark 3, visible 16 miles; tower 46 feet high; erected 1818, altered 1867. 448. [++]=Codling Bank= Lightship, lat. 53° 4´ 40´´; revolving every 20 seconds, visible 9 miles; fixed 1867. Dublin Bay—Nos. 449 to 456. [449. [++]=Kish= Lightship, lat. 53° 18´ 48´´; revolving every minute, visible 10 miles; fixed 1811. [“In foggy weather a _gong_ is sounded, and a gun fired with two discharges in quick succession, commencing at 5 P.M. and at 6 P.M., and continued every fifteen minutes until the mail packets due from Holyhead have fired a gun in reply, when a signal gun from lightship is fired in answer.”] 450. =Kingstown=, East Pier-head, lat. 53° 18´; revolving every 30 seconds, visible 9 miles; lighthouse, 41 feet high; erected 1822. 451. =Kingstown=, West Pier-head; one fixed light; granite tower, 29 feet high; erected 1845. 452. =Poolbeg=, south wall, lat. 53° 20´ 30´´; two fixed lights, visible 12 miles, one upper and one lower; lighthouse, 63 feet high; erected 1768. 453. =Poolbeg=, north wall, lat. 53° 21´; one fixed light, visible 10 miles; iron tower, 28 feet high; erected 1820. 454. =Poolbeg=, one fixed light; erected 1861. (No particulars given.) 455. =Bailey=, south-east point Howth peninsula, lat. 53° 21´ 40´´; one fixed light, visible 15 miles; 42 feet high; erected 1671. 456. =Howth=, pier-head, lat. 53° 24´; one fixed light, visible 11 miles; 37 feet high; erected 1818.] * * * * * 457. =Balbriggan=, pier, lat. 53° 36´ 45´´; one fixed light, visible 10 miles; 53 feet high; erected 1769. 458. =Rockabill=, lat. 53° 35´ 45´´; one light, flashes every 12 seconds, visible 18 miles; circular gray stone lighthouse, 105 feet high; erected 1860. 459. =Drogheda=, sand hills, lat. 53° 43´; three fixed lights, visible 6 to 7 miles; on timber framework, 30 feet high; erected 1842. 460. §=Dundalk=, entrance of channel, lat. 53° 58´ 40´´; flashes every 15 seconds, visible 9 miles; erected 1855. 461. =Dundalk=; two fixed lights; erected 1861. (No particulars given.)