INDIAN AND TIBETAN STUDIES Edited by Harunaga Isaacson and Dorji Wangchuk Volume 4 Hamburg• 2016 Department oflndian and Tibetan Studies, Universitat Hamburg Tibetan Manuscript and Xylograph Traditions The Written Word and Its Media within the Tibetan Culture Sphere Edited by· Orna Almogi INDIAN AND TIBETAN STUDIES 4 Hamburg • 2016 Department of Indian and Tibetan Studies, Universitat Hamburg