Torrance, Thomas F. "The Substance of the Faith." The Stone Lectures, 1983. Princeton Theological Seminary Media Archive, http://commons.ptsem.edu/id/05221; #1983-TFT-2a
Main Lounge, Mackay Campus Center. Princeton Theological Seminary. Audio ends abruptly; at times inaudible. This is the first public lecture, and the third lecture in a group of four sessions recorded from this one visit to Princeton.