▁line ▁near ▁East ▁Fin ch ley ▁via ▁new ▁deep - level ▁platforms ▁below ▁High gate ▁station ; ▁and ▁a ▁short ▁di version ▁from ▁just ▁before ▁the ▁L NER ' s ▁Ed g ware ▁station ▁to ▁the ▁Under ground ' s ▁station ▁of ▁the ▁same ▁name . ▁ ▁Int ended ▁service ▁levels ▁The ▁peak - hour ▁service ▁pattern ▁was ▁to ▁be ▁ 2 1 ▁trains ▁an ▁hour ▁each ▁way ▁on ▁the ▁High ▁Bar net ▁branch ▁north ▁of ▁Cam den ▁Town , ▁ 1 4 ▁of ▁them ▁via ▁the ▁Char ing ▁Cross ▁branch ▁and ▁seven ▁via ▁the ▁Bank ▁branch . ▁ 1 4 ▁would ▁have ▁continued ▁on ▁beyond ▁Fin ch ley ▁Central , ▁seven ▁each ▁on ▁the ▁High ▁Bar net ▁and ▁Ed g ware ▁branches . ▁An ▁additional ▁seven ▁trains ▁an ▁hour ▁would ▁have ▁served ▁the ▁High ▁Bar net ▁branch , ▁but ▁continued ▁via ▁High gate ▁High - Level ▁and ▁F ins bury ▁Park ▁to ▁Mo org ate , ▁a ▁slightly ▁shorter ▁route ▁to ▁the ▁City . ▁It ▁does ▁not ▁seem ▁to ▁have ▁been ▁intended ▁to ▁run ▁through ▁trains ▁to ▁the ▁ex - N or thern ▁City ▁branch ▁from ▁Ed g ware ▁via ▁Fin ch ley ▁Central . ▁Seven ▁trains ▁an ▁hour ▁would ▁have ▁served ▁the ▁Alex andra ▁Palace ▁branch , ▁to / from ▁Mo org ate ▁via ▁High gate ▁High - Level . ▁In ▁addition ▁to ▁the ▁ 1 4 ▁through ▁trains ▁described , ▁the ▁ex - N or thern ▁City ▁branch ▁would ▁have ▁had ▁ 1 4 ▁four - car ▁sh utt le