Track 1: We May Never Know Unison – Accompaniment Track – Karen Crane and Jennifer Klein-1

Track 2: We May Never Know Unison – Balanced Voices – Karen Crane and Jennifer Klein-1

Track 3: We May Never Know Unison – Descant Muted – Karen Crane and Jennifer Klein-1

Track 4: We May Never Know Unison – Descant Predominant – Karen Crane and Jennifer Klein-1

Track 5: We May Never Know Unison – Unison Voices Muted – Karen Crane and Jennifer Klein-1

Track 6: We May Never Know Unison – Unison Voices Predominant – Karen Crane and Jennifer Klein-1