4x01: Razor (Part 1)
4x02: Razor (Part 2)
4x03: He That Believeth In Me
4x04: Six of One
4x05: The Ties That Bind
4x06: Escape Velocity
4x07: The Road Less Travelled
4x08: Faith
4x09: Guess What's Coming to Dinner
4x10: Sine Qua Non
4x11: The Hub
4x12: Revelations
4x13: Sometimes a Great Notion
4x14: The Disquiet That Follows my Soul
4x15: The Oath
4x16: Blood on the Scales
4x17: No Exit
4x18:
4x19:
4x20:
4x21:
4x22: 

Note that the first 10 match the list given by Maureen Ryan, and the last five match Koenig Rules.  (There had been some confusion over whether Guess What's Coming to Dinner is a two parter or not.  And it may well be, but the second part is not called Guess What's Coming to Dinner II.)