The Rectified Scottish Rite and the high-degree ferment
also in Freemasonry: the craft and its history, Religion and ideology
The 18th century produced many competing systems of higher degrees, including the chivalric Rite of Strict Observance and its reform as the Rectified Scottish Rite in 1778. This ferment of rites fed material into the later Scottish Rite and York Rite.