Sheffield Island (Connecticut)
Historical Light List Characteristics
| 1839 | Fl W 165s. | USLHE Light List (US): 89 |
| 1849 | Fl W 165s. W14. | USLHE Light List (US): 92 |
| 1858 | AlF W Fl R 70s. W11, R11. | LHB Light List (US): 150 |
| 1860 | LHB Light List (US): 137 | |
| 1865-1866 | LHB Light List (All Coasts): 138 | |
| 1868 | LHB Light List (All Coasts): 139 | |
| 1870 | AlF W Fl R 70s. W12, R12. | LHB Light List (All Coasts): 143 |
| 1878-1879 | AlF W Fl R 60s. W121/2, R121/2. | LHB Light List (All Coasts): 176 |
| 1886 | LHB Light List (All Coasts): 184 | |
| 1888 | LHB Light List (All Coasts): 192 | |
| 1893 | LHB Light List (Atlantic): 254 | |
| 1898 | AlF W Fl R 60s. W121/4, R121/4. | LHB Light List (Atlantic): 297 |
| 1899 | LHB Light List (Atlantic): 312 |
Historical Light List Optics and Structures
| 1839 | 10 Lamps / 14" Refl. | 30 | 40 | N/A | USLHE Light List (US): 89 |
| 1849 | USLHE Light List (US): 92 | ||||
| 1858 | 4th | 34 | LHB Light List (US): 150 | ||
| 1860 | LHB Light List (US): 137 | ||||
| 1865 | LHB Light List (All Coasts): 138 | ||||
| 1866 | |||||
| 1868 | LHB Light List (All Coasts): 139 | ||||
| 1870 | Light on keeper's dwelling. | LHB Light List (All Coasts): 143 | |||
| 1878 | 46 | 52 | Light on keeper's two-story granite dwelling, with octagonal tower, painted granite color, on gable end lantern, black. | LHB Light List (All Coasts): 176 | |
| 1879 | Light on keeper's two-story granite dwelling, with octagonal tower, painted granite color, on gable end; lantern, black. | ||||
| 1886 | A gray octagonal on gable end of granite dwelling; lantern, black. | LHB Light List (All Coasts): 184 | |||
| 1888 | LHB Light List (All Coasts): 192 | ||||
| 1893 | Gray octagonal tower on gable end of two-story granite dwelling; lantern, black. | LHB Light List (Atlantic): 254 | |||
| 1898 | 481/2 | LHB Light List (Atlantic): 297 | |||
| 1899 | LHB Light List (Atlantic): 312 |
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1828 - 1901 (Exact location of inactive 1869 historical lighthouse. Location of original 1828 light assumed to be close.) |
