▁ ▁Not ed ▁for ▁its ▁views ▁of ▁Mount ▁W ach us ett , ▁Still ▁River ▁is ▁home ▁to ▁Saint ▁Bened ict ▁Ab bey , ▁St . ▁Bened ict ▁Center , ▁Harvard ▁Historical ▁Society , ▁Will ard ▁Farm ▁Stand , ▁various ▁hills , ▁me adows , ▁and ▁wet lands . ▁ ▁The ▁zip ▁code ▁is ▁ 0 1 4 6 7 . ▁ ▁Father ▁Leonard ▁Fe en ey ▁was ▁a ▁Jes uit ▁priest ▁who ▁held ▁to ▁a ▁literal ▁interpretation ▁of ▁the ▁doctrine ▁" Extra ▁E cc les iam ▁n ulla ▁sal us " ▁( or ▁" out side ▁the ▁Church ▁there ▁is ▁no ▁salv ation "). ▁Fe en ey ▁was ▁ex communic ated ▁in ▁ 1 9 5 3 . ▁Under ▁the ▁direction ▁of ▁Fe en ey , ▁Catherine ▁Clar ke ▁and ▁others ▁organized ▁into ▁a ▁group ▁called ▁the ▁S la ves ▁of ▁the ▁Im mac ulate ▁Heart ▁of ▁Mary , ▁an ▁uno fficial ▁Catholic ▁entity . ▁In ▁January ▁ 1 9 5 8 , ▁the ▁community ▁moved ▁from ▁Cambridge ▁to ▁the ▁town ▁of ▁Harvard . ▁Event ually , ▁The ▁original ▁community ▁split ▁into ▁several ▁groups : ▁the ▁Bened ict ines , ▁the ▁Sister s ▁of ▁Saint ▁Ann ' s ▁House ▁and ▁Sister s ▁of ▁St . ▁Bened ict ' s ▁center , ▁S la ves ▁of ▁the ▁Im mac ulate ▁Heart ▁of ▁Mary . ▁A ▁further ▁split ▁later ▁occurred ▁with ▁some ▁members ▁of ▁the ▁S la ves ▁of ▁the ▁Im mac ulate ▁Heart ▁of ▁Mary ▁leaving ▁to ▁establish ▁a ▁separate ▁group ▁in ▁New