Ranulph de Gernon (-1153) 1135 King Henry I died, after a reign of 35 years, to be succeeded by his nephew- and the Conqueror's grandson- Stephen of Boulogne. 1141 Ralph becomes third Abbot of St. Werburgh's (-1157) 1144 The Liber de Compositione Alchemiae or the "The Book of the Composition of