Ed Stephens' Sunday Morning Class on First Principles Part One - Ed Stephens, 4/12/15 - 39:45 MP3    Part Two - Ed Stephens, 4/19/15 - 38:10 MP3   Part Three - Ed Stephens, 4/26/15 - 36:23 MP3 Part Four - Ed Stephens, 5/3/15 - 34:34 MP3 Part Five - Ed Stephens, 5/17/15 - 34:45 MP3   Conclusions - Ed Stephens, 5/24/15 - 36:31 MP3