Built in 1923. Listed on the National Register of Historic Places in 1982. 6 historic topographic surveys show this location, the earliest from 1911.
“Marys Lighthouse, also known as the "Northwoods Lighthouse", is a historic lighthouse on Grand Lake St. Marys, a reservoir in the far western part of the U.S. state of Ohio.”
Wikipedia article Grand Lake St. Marys Lighthouse, CC BY-SA 4.0.
One of 37 National Register listings published here for Mercer County · listed in 1982 · category: Structure · built in 1923.
Sources: the Wikipedia article · the case file at the National Archives · the National Register database, National Park Service
Regional context, not property-specific evidence. Museums hold 231 specimens collected within 10 miles of Grand Lake St. Marys Lighthouse between 1886 and 1975: 225 Animalia, 4 Plantae, 1 Unrecorded, 1 Bacteria. 12 distinct Species records are shown. Collected by . R. Slonakerj, Adler, K. K., Brown, H P and others. Each is a physical object with a catalogue number, and each entry opens the museum's record. This is what was collected and kept, not a survey of what lives here - nothing can be concluded from a species being absent.
| Image | Species | Year | Collected by | Where, as recorded |
|---|---|---|---|---|
 | Carex grayi J.Carey | 1903 | Wetzstein A. | |
 | Procambarus blandingii (Harlan, 1830) | 1920 | R. Rhoades | St. Marys Lake at Celina |
 | unnamed | 1934 | P. P. Pirone | Coldwater |
 | Umbra limi (Kirtland, 1840) | 1886 | Meek and Harris | Montezuma |
 | Ardea alba egretta Gmelin, 1789 | 1888 | J. R. Slonaker | Celina |
 | Calidris canutus (Linnaeus, 1758) | 1888 | J. R. Slonaker | Celina |
 | Ceryle alcyon alcyon Cramp & Simmons, 1977-1994 | 1888 | J. R. Slonaker | Celina |
 | Charadrius vociferus Linnaeus, 1758 | 1888 | J. R. Slonaker | Celina |
 | Cistothorus palustris dissaeptus Bangs, 1902 | 1888 | J. R. Slonaker | Celina |
 | Gallinago gallinago delicata (Ord, 1825) | 1888 | J. R. Slonaker | Celina |
 | Porzana carolina (Linnaeus, 1758) | 1888 | J.R.S. | Celina |
 | Tringa flavipes (J.F.Gmelin, 1789) | 1888 | J. R. Slonaker | Celina |
All 231 specimens within 10 miles, at the Global Biodiversity Information Facility.
United States Geological Survey topographic sheets whose coverage includes this point. Matched by taking the coordinate the National Park Service records for this property, then testing that coordinate against the published boundary of every sheet.
When this property was proposed for the National Register, someone wrote the case for it: what the building is, and why it matters. That document is a federal record in the public domain. It is quoted below word for word, never summarised. The text was read off the scanned case file by machine, so the occasional stray character is the recogniser's and the 1970s typewriter's.
CONDITION UNEXPOSED DESCRIPTION FAIR There is a guardrail surrounding a circular base which is cut stone an ornamental weathervane. This picturesque lighthouse is located in elite Northwood in a wooded CHECK ONE DATE. - MOVED -RUINS shaft reaches a glass and bronze dome that encloses a beacon and is capped by setting on the north side of the lake.It isa copy of the Eddystone AREAS OF
It is located on the north shore of Grand Lake St. Marys about 1923 ENGINEERING LCOMMUNICATIONS _POLITICS/GOVERNMENT Erie Canal. _INDUSTRY LAW _INVENTION _EXPLORATION/SETTLEMENT - LITERATURE 1500. -SCULPTURE -ECONOMICS -_PHILOSOPHY - .TRANSPORTATION _MUSIC COMMUNITY PLANNING - COMMERCE Tne Grand Lake St.Marys Lightnouse is architecturally significant AGRICULTURE It is primariiy
The whole case file for this property - 1,716 words, 17 pages, reproduced complete.
Quoted from the National Register nomination for reference 82003614, 17 pages, held by the National Archives in Record Group 79. See the catalogue record.
Other National Register properties close enough to walk or drive between, ordered by distance from this one. Both positions come from the same geocoding pass that matched these properties to their map sheets.
| Photograph | Property | Distance | Listed |
|---|---|---|---|
 | Otis Hospital | 4.5 miles | 1980 |
 | Calvin E. Riley House | 4.6 miles | 1978 |
| Celina Main Street Commercial Historic District | 4.7 miles | 1982 | |
 | Immaculate Conception Catholic Church Complex | 4.8 miles | 1979 |
 | Sen. Thomas J. Godfrey House | 5.2 miles | 1980 |
 | St. Sebastian Catholic Church and Rectory | 7.1 miles | 1979 |
| National Archives record | The nomination case file for reference 82003614 in Record Group 79. |
| Wikipedia article | Community-written account of this property, licensed CC BY-SA. |
| Mercer County | All 37 listed properties in this county. |
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