Thunder Bay River Lighthouse
GPTKB entity
Statements (22)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
lighthouse
|
| gptkbp:addedToNationalRegisterOfHistoricPlaces |
1983
|
| gptkbp:automated |
1974
|
| gptkbp:basisFor |
timber crib
|
| gptkbp:builtYear |
1877
|
| gptkbp:focusArea |
modern optic
|
| gptkbp:height |
63 feet
|
| https://www.w3.org/2000/01/rdf-schema#label |
Thunder Bay River Lighthouse
|
| gptkbp:listedOn |
gptkb:National_Register_of_Historic_Places
|
| gptkbp:locatedIn |
gptkb:United_States
gptkb:Alpena,_Michigan |
| gptkbp:locatedOn |
gptkb:Thunder_Bay_River
|
| gptkbp:managedBy |
gptkb:United_States_Coast_Guard
|
| gptkbp:marking |
white with black lantern
|
| gptkbp:material |
gptkb:brick
|
| gptkbp:nearestCity |
gptkb:Alpena,_Michigan
|
| gptkbp:NRHPReferenceNumber |
83000836
|
| gptkbp:originalLens |
Fourth order Fresnel lens
|
| gptkbp:purpose |
aid to navigation
|
| gptkbp:shape |
square tower
|
| gptkbp:bfsParent |
gptkb:Alpena_Light
|
| gptkbp:bfsLayer |
6
|