Section 184. Application of this article

This article applies only to
  Churches of Christ, Scientist and Christian Science Societies, which are
  branches  of  The  First  Church  of  Christ,  Scientist,   in   Boston,
  Massachusetts.  Any such church or society heretofore incorporated shall
  hereafter be governed by the  provisions  of  this  article  so  far  as
  applicable  except  that  no  person, who shall, when this article takes
  effect, be a duly qualified voter in any  such  previously  incorporated
  church  or  society,  shall  be  deprived  of  the  right to vote at its
  corporate meetings by any provision of this article.