Blakistone Island (Maryland)
Historical Light List Characteristics
| 1858 | F W. W11. | LHB Light List (US): 245 |
| 1860 | LHB Light List (US): 230 | |
| 1865-1866 | LHB Light List (All Coasts): 234 | |
| 1868 | LHB Light List (All Coasts): 237 | |
| 1870 | F W. W12. Arc illuminated N. 2 W. by W'd to N. 36 E. | LHB Light List (All Coasts): 250 |
| 1878 | LHB Light List (All Coasts): 317 | |
| 1879 | LHB Light List (All Coasts): 321 | |
| 1886 | F W. W121/4. | LHB Light List (All Coasts): 371 |
| 1888 | LHB Light List (All Coasts): 390 | |
| 1893 | F WR. W12, R12. Red sector between W. and SW. | LHB Light List (Atlantic): 461 |
| 1898 | LHB Light List (Atlantic): 556 | |
| 1899 | LHB Light List (Atlantic): 571 | |
| 1905 | LHB Light List (Atlantic): 664 | |
| 1908 | F WR. W12, R12. R2261/2°-2721/2°(46°), W2721/2°-2261/2°(314°). | LHB Light List (Atlantic): 721 |
| 1915 | F WR. W12, R12. R221°-268°(47°), W268°-221°(313°). | USLHS Light List (Atlantic): 975 |
| 1917 | USLHS Light List (Atlantic): 1011 | |
| 1920 | USLHS Light List (Atlantic): 1063 | |
| 1927 | F WR. W12, R9. R221°-268°(47°), W268°-221°(313°). | USLHS Light List (Atlantic): 1143 |
| 1931 | USLHS Light List (Atlantic): 1462 |
Historical Light List Optics and Structures
| 1858 | 4th | 41 | 46 | N/A | LHB Light List (US): 245 |
| 1860 | LHB Light List (US): 230 | ||||
| 1865 | LHB Light List (All Coasts): 234 | ||||
| 1866 | |||||
| 1868 | LHB Light List (All Coasts): 237 | ||||
| 1870 | LHB Light List (All Coasts): 250 | ||||
| 1878 | Light on keeper's dwelling, white; lantern, red. | LHB Light List (All Coasts): 317 | |||
| 1879 | LHB Light List (All Coasts): 321 | ||||
| 1886 | Light on white dwelling; lantern, red; fog-bell on the S. W. corner of the roof of the dwelling. | LHB Light List (All Coasts): 371 | |||
| 1888 | Light on white dwelling; lantern, black; fog-bell on the S. W. corner of the roof of the dwelling. | LHB Light List (All Coasts): 390 | |||
| 1893 | 441/2 | Black lantern on white dwelling; detached fog-bell tower, brown. | LHB Light List (Atlantic): 461 | ||
| 1898 | LHB Light List (Atlantic): 556 | ||||
| 1899 | LHB Light List (Atlantic): 571 | ||||
| 1905 | LHB Light List (Atlantic): 664 | ||||
| 1908 | Black lantern on white dwelling; brown, detached fog-bell tower. | LHB Light List (Atlantic): 721 | |||
| 1915 | N/A | 46 | 45 | White dwelling. | USLHS Light List (Atlantic): 975 |
| 1917 | 49 | USLHS Light List (Atlantic): 1011 | |||
| 1920 | USLHS Light List (Atlantic): 1063 | ||||
| 1927 | USLHS Light List (Atlantic): 1143 | ||||
| 1931 | 4 o | USLHS Light List (Atlantic): 1462 |
Historical Light List Audible Fog Signals
| 1858 | None | None | LHB Light List (US): 245 |
| 1860 | LHB Light List (US): 230 | ||
| 1865-1866 | LHB Light List (All Coasts): 234 | ||
| 1868 | LHB Light List (All Coasts): 237 | ||
| 1870 | LHB Light List (All Coasts): 250 | ||
| 1878 | LHB Light List (All Coasts): 317 | ||
| 1879 | LHB Light List (All Coasts): 321 | ||
| 1886 | Bell struck by machinery every 16 sec. | LHB Light List (All Coasts): 371 | |
| 1888 | LHB Light List (All Coasts): 390 | ||
| 1893 | LHB Light List (Atlantic): 461 | ||
| 1898 | LHB Light List (Atlantic): 556 | ||
| 1899 | LHB Light List (Atlantic): 571 | ||
| 1905 | LHB Light List (Atlantic): 664 | ||
| 1908 | Bell struck by machinery a single blow every 16 sec. | LHB Light List (Atlantic): 721 | |
| 1915 | Bell; 1 stroke every 16 sec. | USLHS Light List (Atlantic): 975 | |
| 1917 | USLHS Light List (Atlantic): 1011 | ||
| 1920 | USLHS Light List (Atlantic): 1063 | ||
| 1927 | USLHS Light List (Atlantic): 1143 | ||
| 1931 | BELL; 1 stroke every 16 sec. | USLHS Light List (Atlantic): 1462 |
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1851 - 1932 (Accuracy is reasonably close. Lighthouse was within 150 yards of replica.) |