Here are two links
http://www.airliners.net/photo/Unite...ext_id=0855894
http://www.airliners.net/photo/Unite...ext_id=0327436
These are of the DeeHoward 727QF conversion, N727WF was exactly the same.
There are no "STC'd" 3 to 2 crew for the three holer, prove me wrong by showing me the STC.