Wumen guan; （Gateless Barrier） 1 fasc.， compiled by Zongshao 宗绍. A collection of forty kongan along with commentaries， one of the prime examples of Song period Chan kongan literature. This text has been used as a source for Chan instruction throughout the history of the meditative traditions 禅宗 in East Asia， and has been transmitted in the meditative traditions to the West， where it has become one of the most popular texts.T 2005.48.292c-299c.