Media Manager Namespaces Choose namespace [root] courses events help history people photos playground private department-meetings research restricted student_opportunities students sysinfo sysnews users wiki Media Files Media Files Upload Search Files in private:department-meetings Thumbnails Rows Name Date Apply Sorry, you don't have enough rights to read files. File View History History of courses:cs102-201752:lecture21.pdf 2017/05/01 05:57 courses:cs102-201752:lecture21.pdf walter ±0 B (current) 2017/05/01 05:56 courses:cs102-201752:lecture21.pdf created walter +260.1 KB Show differences between selected revisions