The legal charter of the Watch Tower Bible and Tract Society was officially recorded in Pennsylvania, U.S.A., on December 15, 1884. * There the headquarters of this society was established.
Vahitorni Piibli ja Traktaatide Ühingu * põhikiri kinnitati 1884. aasta 15. detsembril USAs Pennsylvania osariigis, kuhu rajati ka ühingu peakorter.