On Sun, 08 Jul 2007 16:41:43 -0400, Ron Rosenfeld
wrote in
:

I would not rely on the control tower to keep me separated from VFR
traffic, however.

Right. That would be contrary to § 91.113

(b) General. When weather conditions permit, regardless of whether
an operation is conducted under instrument flight rules or visual
flight rules, vigilance shall be maintained by each person
operating an aircraft so as to see and avoid other aircraft.