https://mail.google.com/mail/u/0/?tab=wm&pli=1#inbox/14d0d22021a8701a?projector=1
I love these kind of kriegspiels.
link just goes to google mail.
Click on the icon and it should come up.
Sorry besilarius, still no dice.
There's a message at the top of the gmail window that says "The conversation that you requested no longer exists".
Try this.
That worked O0