Statements (26)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
lighthouse
|
| gptkbp:addedToNationalRegisterOfHistoricPlaces |
2005
|
| gptkbp:automated |
1972
|
| gptkbp:basisFor |
crib
|
| gptkbp:built |
limestone
|
| gptkbp:builtYear |
1874
|
| gptkbp:country |
gptkb:United_States
|
| gptkbp:county |
gptkb:Presque_Isle_County
|
| gptkbp:focusArea |
gptkb:Second_order_Fresnel_lens
|
| gptkbp:height |
97 ft
93 ft |
| https://www.w3.org/2000/01/rdf-schema#label |
Spectacle Reef Light
|
| gptkbp:latitude |
45.8497
|
| gptkbp:lightCharacteristic |
Flashing white every 10 seconds
|
| gptkbp:location |
gptkb:Lake_Huron
|
| gptkbp:longitude |
-84.3711
|
| gptkbp:managedBy |
gptkb:United_States_Coast_Guard
|
| gptkbp:nearestCity |
gptkb:Cheboygan,_Michigan
|
| gptkbp:notableFor |
offshore construction
|
| gptkbp:NRHPReferenceNumber |
05000741
|
| gptkbp:range |
18 nautical miles
|
| gptkbp:significance |
engineering landmark
|
| gptkbp:state |
gptkb:Michigan
|
| gptkbp:yearLit |
1874
|
| gptkbp:bfsParent |
gptkb:Great_Lakes_Lighthouse_system
|
| gptkbp:bfsLayer |
8
|