01:39:44 duration 1 hour 39 minutes
BB 450 Lecture for July 15, 2009
From Kevin Ahern
01:30:08 duration 1 hour 30 minutes
BB 450 Lecture for July 14, 2009
01:44:24 duration 1 hour 44 minutes
BB 450 Lecture for July 13, 2009
01:51:14 duration 1 hour 51 minutes
BB 450 Lecture for July 8, 2009
01:44:51 duration 1 hour 44 minutes
BB 450 Lecture for July 7, 2009
01:43:35 duration 1 hour 43 minutes
BB 450 Lecture for July 6, 2009
01:38:39 duration 1 hour 38 minutes
BB 450 Lecture for July 2, 2009
01:35:02 duration 1 hour 35 minutes
BB 450 Lecture for June 30, 2009
01:41:22 duration 1 hour 41 minutes
BB 450 Lecture for June 29, 2009
01:42:45 duration 1 hour 42 minutes
BB 450 Lecture for June 25, 2009
01:41:28 duration 1 hour 41 minutes
BB 450 Lecture for June 24, 2009
01:48:50 duration 1 hour 48 minutes
BB 450 Lecture for June 23, 2009
01:47:22 duration 1 hour 47 minutes
BB 450 Lecture for June 22, 2009