01:04:05 duration 1 hour 4 minutes
BB_2012_01_26
01:00:49 duration 1 hour 0 minutes
BB_2004_11_11
01:48:39 duration 1 hour 48 minutes
ISYE_6739_lecture_20
43:39 duration 43 minutes 39 seconds
ISYE_6739_lecture_21
01:22:05 duration 1 hour 22 minutes
ISYE_6739_lecture_06