07:50 duration 7 minutes 50 seconds
9.2 Pre-Class Lecture
02:29 duration 2 minutes 29 seconds
9.3 Pre-Class Lecture
21:07 duration 21 minutes 7 seconds
9.1 Pre-Class Lecture.mp4
52:03 duration 52 minutes 3 seconds
Class Video 7-12-21
05:51 duration 5 minutes 51 seconds
7.3 Pre-Class Lecture