02:13:25 duration 2 hours 13 minutes
BB 450 Lecture for June 28, 2010
From Kevin Ahern
01:36:27 duration 1 hour 36 minutes
BB 450 Lecture(2) for June 24, 2010
BB 450 Lecture for June 24, 2010
01:44:15 duration 1 hour 44 minutes
BB 450 Lecture for June 23, 2010
01:38:55 duration 1 hour 38 minutes
BB 450 Lecture for June 22, 2010
01:48:52 duration 1 hour 48 minutes
BB 450 Lecture for June 21, 2010