Third System fortifications

GPTKB entity

Predicate	Object
gptkbp:instanceOf	coastal defense system
gptkbp:builtBy	gptkb:U.S._Army_Corps_of_Engineers
gptkbp:country	gptkb:United_States
gptkbp:endDate	1867
gptkbp:followedBy	gptkb:Endicott_Period_fortifications
https://www.w3.org/2000/01/rdf-schema#label	Third System fortifications
gptkbp:notableModel	gptkb:Robert_E._Lee gptkb:Joseph_G._Totten gptkb:Simon_Bernard
gptkbp:notableSite	gptkb:Fort_Barrancas gptkb:Fort_Gaines gptkb:Fort_Clinch gptkb:Fort_Hamilton gptkb:Fort_Monroe gptkb:Fort_Point gptkb:Fort_Totten gptkb:Fort_Jay gptkb:Fort_Sumter gptkb:Fort_Tompkins gptkb:Fort_Washington gptkb:Fort_Gorges gptkb:Fort_Preble gptkb:Fort_Scammel gptkb:Fort_Foster gptkb:Fort_Macomb gptkb:Fort_Warren gptkb:Fort_Pickens gptkb:Fort_Jefferson gptkb:Fort_Mason gptkb:Fort_Wood gptkb:Fort_Popham gptkb:Fort_Adams gptkb:Fort_Wadsworth gptkb:Fort_Knox_(Maine) gptkb:Fort_Slocum gptkb:Fort_Richmond gptkb:Fort_Winfield_Scott gptkb:Fort_Schuyler gptkb:Fort_Pike gptkb:Fort_Morgan gptkb:Fort_Mifflin gptkb:Fort_Trumbull gptkb:Fort_Griswold gptkb:Fort_Delaware gptkb:Fort_Massachusetts gptkb:Fort_Pulaski gptkb:Fort_Carroll gptkb:Fort_Livingston gptkb:Fort_Constitution gptkb:Fort_Baker gptkb:Fort_McRee Fort Macon Fort Jackson (Louisiana) Fort Massachusetts (Mississippi) Fort Taylor
gptkbp:precededBy	Second System fortifications
gptkbp:purpose	coastal defense
gptkbp:startDate	1816
gptkbp:bfsParent	gptkb:Second_System_fortification gptkb:Endicott_Period_fortifications
gptkbp:bfsLayer	7