8 7 1 . ▁ ▁On ▁January ▁ 1 , ▁ 1 9 1 8 , ▁soon ▁after ▁the ▁United ▁States ▁Rail road ▁Administration ▁took ▁over ▁all ▁U . S . ▁rail ro ads , ▁all ▁Pennsylvania ▁Company ▁le ases ▁were ▁transferred ▁to ▁the ▁PR R . ▁On ▁March ▁ 1 , ▁ 1 9 2 0 , ▁when ▁the ▁lines ▁were ▁returned ▁to ▁the ▁PR R , ▁they ▁were ▁separated ▁into ▁four ▁regions ▁- ▁the ▁Eastern ▁Region , ▁Central ▁Region , ▁North western ▁Region ▁and ▁South western ▁Region . ▁ ▁The ▁Pennsylvania ▁Company ▁however ▁stayed ▁around ▁as ▁a ▁holding ▁company , ▁and ▁was ▁rein cor por ated ▁in ▁Del aware ▁on ▁December ▁ 1 2 , ▁ 1 9 5 8 ▁and ▁re organ ized ▁December ▁ 1 6 . ▁Its ▁new ▁purpose ▁was ▁to ▁divers ify ▁into ▁real ▁estate ▁and ▁other ▁fields , ▁and ▁the ▁company ▁last ed ▁through ▁the ▁ 1 9 6 8 ▁PR R ▁mer ger ▁into ▁P enn ▁Central ▁Transport ation . ▁ ▁In ▁ 1 9 7 3 ▁or ▁ 1 9 7 4 ▁several ▁subs idi aries ▁were ▁created ▁- ▁the ▁P enn rec ▁Company ▁for ▁theme ▁park ▁invest ments ▁( including ▁Six ▁Fl ags ▁Great ▁Advent ure ▁and ▁Stars ▁Hall ▁of ▁Fame ), ▁the ▁P enn ▁Or lando ▁Company , ▁and ▁P enn ▁Ar ling ton , ▁Inc . ▁( which ▁bought ▁Six ▁Fl ags ▁Over ▁Texas ▁from ▁the ▁Great ▁South west ▁Corporation ). ▁ ▁External ▁links ▁ ▁Corpor ate ▁Gene al ogy ▁-