|
gptkbp:instanceOf
|
lighthouse
|
|
gptkbp:addedToNationalRegisterOfHistoricPlaces
|
1988
|
|
gptkbp:auctionBuyer
|
gptkb:Jeffery_Florman
|
|
gptkbp:automated
|
1959
|
|
gptkbp:basisFor
|
granite caisson
|
|
gptkbp:built
|
granite
|
|
gptkbp:builtYear
|
1905
|
|
gptkbp:country
|
gptkb:United_States
|
|
gptkbp:focusArea
|
VRB-25
|
|
gptkbp:hasFogSignal
|
horn, 2 blasts every 30 seconds
|
|
gptkbp:height
|
77 ft
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Ram Island Ledge Light
|
|
gptkbp:latitude
|
43.6553
|
|
gptkbp:lightCharacteristic
|
Flashing white every 6 seconds
|
|
gptkbp:locatedIn
|
gptkb:Portland,_Maine
|
|
gptkbp:locatedOn
|
gptkb:Ram_Island_Ledge
|
|
gptkbp:location
|
gptkb:Casco_Bay
|
|
gptkbp:longitude
|
-70.1803
|
|
gptkbp:managedBy
|
gptkb:United_States_Coast_Guard
|
|
gptkbp:marking
|
unpainted granite
|
|
gptkbp:nearestCity
|
gptkb:Portland,_Maine
|
|
gptkbp:NRHPReferenceNumber
|
88000398
|
|
gptkbp:originalLens
|
third order Fresnel lens
|
|
gptkbp:purpose
|
to warn ships of Ram Island Ledge
|
|
gptkbp:range
|
12 nautical miles
|
|
gptkbp:sells
|
2010
|
|
gptkbp:shape
|
conical tower
|
|
gptkbp:state
|
gptkb:Maine
|
|
gptkbp:yearLit
|
1905
|
|
gptkbp:bfsParent
|
gptkb:Casco_Bay
|
|
gptkbp:bfsLayer
|
5
|