Matinicus Rock (North Tower) (Maine)

Historical Light List Characteristics

1839 F W. W18. USLHE Light List (US): 14
1849 F W. W17.
1858 F W. W15. LHB Light List (US): 24
1860 LHB Light List (US): 19
1865-1866 LHB Light List (All Coasts): 19
1868
1870 F W. W14. LHB Light List (All Coasts): 20
1878-1879 LHB Light List (All Coasts): 25
1893 F W. W15. LHB Light List (Atlantic): 30
1898-1899
1905
1908 LHB Light List (Atlantic): 31
1915 USLHS Light List (Atlantic): 35
1917 USLHS Light List (Atlantic): 37
1920

Historical Light List Optics and Structures

1839 14 Lamps / 15" Refl. 6 621/2 Two lights and towers, one at each end of the dwelling. USLHE Light List (US): 14
1849 14 Lamps / 21" Refl. 30 821/2 Towers at end of the keeper's dwelling.
1858 3rd 40 85 Tower [150 feet apart from other tower] at end of the dwelling. LHB Light List (US): 24
1860 LHB Light List (US): 19
1865-1866 Towers 180 feet apart. LHB Light List (All Coasts): 19
1868
1870 Tower [180 feet apart from other tower] and one dwelling of granite, and one dwelling of wood, painted brown. [Shared structures between towers.] LHB Light List (All Coasts): 20
1878-1879 Tower and one dwelling, of granite, natural color. Two dwellings of wood, painted white. Towers 180 feet apart, ranging N. NW. and S. SE. Two fog-signal houses placed near the south tower. [Shared structures between towers.] LHB Light List (All Coasts): 25
1893 52 Tower, with one dwelling of granite, natural color, and two dwellings of wood, painted white. A brick fog-signal house and a brick oil house SW. of and near south tower. [Shared structures between towers.] LHB Light List (Atlantic): 30
1898 Cylindrical tower, with one dwelling of granite, natural color, and two dwellings of wood, painted white. A brick fog-signal house and a brick oil house SW. of and near south tower. [Shared structures between towers.]
1899 Cylindrical tower, with one dwelling of granite, natural color, and two dwellings of wood, painted white. A brick fog-signal house and a brick oil house SW. of and near south tower. (Shared structures between towers.)
1905 Cylindrical , granite tower, with one dwelling of granite, natural color, and two wooden dwellings. A brick fog-signal house and a brick oil house SW. of and near south tower. [Shared structures between towers.]
1908 Cylindrical , granite tower, with one dwelling of granite, natural color, and two wooden dwellings; brick fog-signal house and brick oil house SW'ly of and near S'ly tower. [Shared structures between towers.] LHB Light List (Atlantic): 31
1915 N/A 57 Cylindrical, granite tower, and dwelling, natural color. [Shared structure between towers.] USLHS Light List (Atlantic): 35
1917 59 USLHS Light List (Atlantic): 37
1920 Cylindrical, gray, granite tower, and dwelling. [Shared structure between towers.]

Historical Light List Audible Fog Signals

1858 Fog-bell [shared] rung by machinery None LHB Light List (US): 24
1860 LHB Light List (US): 19
1865-1866 Fog-bell [shared] struck by machinery LHB Light List (All Coasts): 19
1868
1870 A bell [shared] struck by machinery. LHB Light List (All Coasts): 20
1878-1879 A 12-inch steam fog-whistle [shared], in duplicate, giving blasts of 5 seconds at intervals of 25 seconds. The bell struck by hand is retained, and will be sounded in case of necessity. LHB Light List (All Coasts): 25
1893 10-inch steam whistle [shared]; blasts 5 sec., silent intervals 25 sec. If whistle be disabled, a bell will be struck by hand. LHB Light List (Atlantic): 30
1898 10-inch or 12-inch steam whistle [shared]; blasts 5 sec., silent intervals 25 sec.
1899 10-inch or 12-inch steam whistle (shared); blasts 5 sec., silent intervals 25 sec.
1905 12-inch steam whistle [shared]; blasts 5 sec., silent intervals 25 sec. If whistle be disabled a bell will be struck by hand.
1908 LHB Light List (Atlantic): 31
1915 12-inch steam whistle [shared]; blast 5 sec., silent 25 sec. Bell (hand) if whistle is disabled. USLHS Light List (Atlantic): 35
1917 USLHS Light List (Atlantic): 37
1920
1827 - 1922 (Approximate location of inactive 1857 historical lighthouse. Locations of previous 1827 and 1847 lighthouses are assumed to be close.)