Tenants Harbor (Maine)
Historical Light List Characteristics
| 1858 | Fl R 30s. R13. | LHB Light List (US): 33 |
| 1860 | Fl R 60s. R13. | LHB Light List (US): 27 |
| 1865-1866 | LHB Light List (All Coasts): 27 | |
| 1868 | ||
| 1870 | LHB Light List (All Coasts): 28 | |
| 1878 | LHB Light List (All Coasts): 35 | |
| 1879 | FFl R 60s. F13, Fl13. | |
| 1886 | LHB Light List (All Coasts): 33 | |
| 1888 | LHB Light List (All Coasts): 35 | |
| 1893 | FFl R 60s. F10, Fl10. | LHB Light List (Atlantic): 41 |
| 1898-1899 | LHB Light List (Atlantic): 42 | |
| 1905 | FFl R 60s. F13.5, Fl13.5. | |
| 1908 | LHB Light List (Atlantic): 44 | |
| 1915 | FFl R 60s. F7, Fl9. fl 3. | USLHS Light List (Atlantic): 49 |
| 1917 | USLHS Light List (Atlantic): 53 | |
| 1920 | ||
| 1927 | ||
| 1931 | USLHS Light List (Atlantic): 51 |
Historical Light List Optics and Structures
| 1858 | 4th | 26 | 66 | Tower white; lantern and keeper's dwelling red. | LHB Light List (US): 33 |
| 1860 | 5th | LHB Light List (US): 27 | |||
| 1865-1866 | LHB Light List (All Coasts): 27 | ||||
| 1868 | |||||
| 1870 | Tower of brick, whitewashed; keeper's dwelling connected, one and a half story, painted brown. | LHB Light List (All Coasts): 28 | |||
| 1878 | Tower of brick, connected with dwelling by a brick work-room, whitewashed. Dwelling a one and a half story house, painted brown. | LHB Light List (All Coasts): 35 | |||
| 1879 | Tower of brick, connected with dwelling by a brick work-room, whitewashed. Dwelling a one and a half story house, painted white. | ||||
| 1886 | White tower and dwelling, connected by a work-room. | LHB Light List (All Coasts): 33 | |||
| 1888 | LHB Light List (All Coasts): 35 | ||||
| 1893 | 69 | White tower and dwelling, connected by a workroom. | LHB Light List (Atlantic): 41 | ||
| 1898-1899 | 273/4 | 641/4 | White tower and dwelling, connected by a workroom. White fuel house 100 feet W. by S. of tower. | LHB Light List (Atlantic): 42 | |
| 1905 | |||||
| 1908 | White tower and dwelling, connected by a workroom; white pyramidal bell-tower 65 feet E'ly; gray-stone oilhouse 185 feet SW'ly, and white fuelhouse 100 feet W'ly from light-tower. | LHB Light List (Atlantic): 44 | |||
| 1915 | N/A | 33 | 64 | White; tower connected to dwelling. | USLHS Light List (Atlantic): 49 |
| 1917 | 34 | USLHS Light List (Atlantic): 53 | |||
| 1920 | |||||
| 1927 | |||||
| 1931 | 5 o | White tower connected to dwelling. | USLHS Light List (Atlantic): 51 |
Historical Light List Audible Fog Signals
| 1858 | None | None | LHB Light List (US): 33 |
| 1860 | LHB Light List (US): 27 | ||
| 1865-1866 | LHB Light List (All Coasts): 27 | ||
| 1868 | |||
| 1870 | LHB Light List (All Coasts): 28 | ||
| 1878-1879 | LHB Light List (All Coasts): 35 | ||
| 1886 | Hand-bell, rung in answer to signals. | LHB Light List (All Coasts): 33 | |
| 1888 | LHB Light List (All Coasts): 35 | ||
| 1893 | Hand bell rung in answer to signals. | LHB Light List (Atlantic): 41 | |
| 1898-1899 | LHB Light List (Atlantic): 42 | ||
| 1905 | |||
| 1908 | Bell struck by machinery a single and a double blow alternately, intervals 30 sec. | LHB Light List (Atlantic): 44 | |
| 1915 | Bell; 1 stroke, silent 30 sec., 2 strokes, silent 30 sec. | USLHS Light List (Atlantic): 49 | |
| 1917 | Bell; 1 stroke, silent 30 sec., gp. 2 strokes, silent 30 sec. | USLHS Light List (Atlantic): 53 | |
| 1920 | |||
| 1927 | Bell (1,200-lb.); 1 stroke, silent 30 sec., gp. 2 strokes, silent 30 sec. | ||
| 1931 | BELL; 1 stroke, silent 30 sec., gp. 2 strokes, silent 30 sec. | USLHS Light List (Atlantic): 51 |
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1857 - 1932 |