Show significance of linked Ss sa in in mayoralty chain the golden chain made of linked Ss sa has been used by londona Lon dons chief magistrate for or nearly years the existing chain was bequeathed to the mayoralty in 1545 by sir john aleyn who had himself been lord mayor 20 years earlier and was worn tor for tile the first time by sir william laxton in 1540 sir john aley aleons u s bequest took its curious form by reason of the popularity of the IS S design in tudor times when together with the tudor rose it was the cognizance of tile the royal house bouse but long before that the IS S was waa a religious symbol at a time when the universal piety caused every piece of jewelry to convey some heavenly significance it Is the initial letter of sanctus or holy which starts the tha hymn sanctus sanctus sane chanted cli anted by the priest in celebrating mass from this the S came to be regarded as an emblem of the savior |