schtumpy,

My Poser 6 download was a zip file called "Poser6SEE_W_app.zip"
that also had the winter queen setup stuff for Jessi.
The Poser installer that this contained was called "Poser 6 Setup.exe"
and don't forget to apply the SR2 update called "Poser6-SR2.exe"

HTH,
Jovial.