11. The system was introduced during the years of Brother Livinus Kelly's principalship . 12. At the end of 2007 the CEO appointed Mr . John Killeen to principalship . 13. In 1933 McFarlane resigned the principalship of Roosevelt. 14. Nevertheless Baird held the Principalship for the long period of forty-seven years. 15. In 1621 he resigned the principalship and retired to the family house of Trochrig. 16. Ten girls were enrolled in the first year under the principalship of Sister Tracey. 17. Speak combined the principalship with managing the English Schools Foundation between 1967 and 1971. 18. In 1850 Palgrave accepted the vice-principalship of Kneller Hall Training College at Twickenham. 19. In 1888 he accepted the principalship of the Calvinistic Methodist College at Trefeca in Brecknockshire. 20. In 1962, the school's principalship was handed over to Rev . Bro.