Avery Rock (Maine)
Historical Light List Characteristics
| 1878-1879 | F R. R14. | LHB Light List (All Coasts): 4 |
| 1886 | ||
| 1888 | F R. R81/2. | LHB Light List (All Coasts): 5 |
| 1893 | LHB Light List (Atlantic): 6 | |
| 1898-1899 | ||
| 1905 | F R. R111/2. | |
| 1908 | F R. R111/4. | |
| 1915 | F R. R13. | USLHS Light List (Atlantic): 6 |
| 1917 | USLHS Light List (Atlantic): 7 | |
| 1920 | ||
| 1927 | ||
| 1931 | ||
| 1935 | Fl W 5s. W13. fl 1. | USLHS Light List (Atlantic): 8 |
| 1940 | USCG Light List (Atlantic): 9 | |
| 1943 | USCG Light List (Atlantic): 13 | |
| 1945-1947 | ||
| 1950-1952 | Fl W 5s. W13. fl 1. | USCG Light List (Atlantic): 13 |
| 1953-1955 | USCG Light List - Vol. I-VI: 97 | |
| 1957 | ||
| 1959-1960 | USCG Light List - Vol. I-V: 98 | |
| 1961 | USCG Light List - Vol. I: 98 | |
| 1963-1965 | ||
| 1966 | USCG Light List - Vol. I: 207 | |
| 1969 | ||
| 1970-1972 | Fl W 6s. W13. fl 1. | |
| 1973-1979 | Fl W 6s. W8. | |
| 1982 | ||
| 2004 | Fl W 6s. W6. | USCG Light List - Vol. I: 1145 |
Historical Light List Optics and Structures
| 1878-1879 | 5th | 36 | 68 | Square brick tower rising from the centre of a one-story square brick dwelling, both painted white. | LHB Light List (All Coasts): 4 |
| 1886 | Square white tower, rising from middle of square white dwelling. | ||||
| 1888 | Square white tower, rising from middle of square white dwelling. Bell-tower and boat-house nearby. | LHB Light List (All Coasts): 5 | |||
| 1893 | 34 | 55 | Square white tower, rising from middle of square white dwelling. Bell-tower and boat-house near by. | LHB Light List (Atlantic): 6 | |
| 1898 | 531/2 | Square white tower, rising from middle of square white dwelling. Bell-tower and boat-house near by. A timber bulkhead extends across the southerly side of the rock. | |||
| 1899 | Square white tower, rising from middle of square white dwelling. Bell tower and boat house near by. A timber bulkhead extends across the southerly side of the rock. | ||||
| 1905 | 4th | White, square tower, rising from middle of square, white, one-story dwelling. Bell-tower , boathouse, and brick oilhouse near by. A timber bulkhead extends across the southerly side of the rock. | |||
| 1908 | White, square tower, rising from middle of square, white, one-story dwelling; bell-tower , boathouse, and brick oilhouse near by; timber bulkhead across the S'ly side of the rock. | ||||
| 1915 | N/A | 39 | 54 | White; square tower on dwelling. | USLHS Light List (Atlantic): 6 |
| 1917 | 40 | USLHS Light List (Atlantic): 7 | |||
| 1920 | |||||
| 1927 | |||||
| 1931 | 4 iov | White square tower on dwelling. | |||
| 1935 | 4 a | USLHS Light List (Atlantic): 8 | |||
| 1940 | USCG Light List (Atlantic): 9 | ||||
| 1943 | USCG Light List (Atlantic): 13 | ||||
| 1945-1947 | |||||
| 1950-1952 | 375 mm e | 30 | 52 | Skeleton tower. | USCG Light List (Atlantic): 13 |
| 1953 | N/A | USCG Light List - Vol. I-VI: 97 | |||
| 1954-1955 | White skeleton tower, small white house. | ||||
| 1957 | |||||
| 1959-1960 | USCG Light List - Vol. I-V: 98 | ||||
| 1961 | USCG Light List - Vol. I: 98 | ||||
| 1963-1965 | |||||
| 1966 | USCG Light List - Vol. I: 207 | ||||
| 1969-1979 | |||||
| 1982 | TR on white skeleton tower, small white house. | ||||
| 2004 | N/A | 16 | NR on tower. | USCG Light List - Vol. I: 1145 |
Historical Light List Audible Fog Signals
| 1878-1879 | A bell, struck by machinery, giving two blows in quick succession, alternately with a single blow at intervals of 30 seconds. | None | LHB Light List (All Coasts): 4 |
| 1886 | Bell struck by machinery, every 11 sec. | ||
| 1888 | LHB Light List (All Coasts): 5 | ||
| 1893 | LHB Light List (Atlantic): 6 | ||
| 1898 | Bell struck by machinery, every 10 sec. | ||
| 1899 | Bell struck by machinery every 10 sec. | ||
| 1905 | |||
| 1908 | Bell struck by machinery a single blow every 10 sec. | ||
| 1915 | Bell; 1 stroke every 10 sec. | USLHS Light List (Atlantic): 6 | |
| 1917 | USLHS Light List (Atlantic): 7 | ||
| 1920 | |||
| 1927 | Bell (1,200-lb.); 1 stroke every 10 sec. | ||
| 1931 | BELL, 1 stroke every 10 sec. | ||
| 1935 | None | USLHS Light List (Atlantic): 8 | |
| 1940 | USCG Light List (Atlantic): 9 | ||
| 1943 | USCG Light List (Atlantic): 13 | ||
| 1945-1947 | |||
| 1950-1952 | |||
| 1953-1955 | USCG Light List - Vol. I-VI: 97 | ||
| 1957 | |||
| 1959-1960 | USCG Light List - Vol. I-V: 98 | ||
| 1961 | USCG Light List - Vol. I: 98 | ||
| 1963-1965 | |||
| 1966 | USCG Light List - Vol. I: 207 | ||
| 1969-1979 | |||
| 1982 | |||
| 2004 | USCG Light List - Vol. I: 1145 |
 |
1875 - Present (Exact location for current 1947 modern light. Location of original 1875 assumed to be close.) |