The good stuff is amazing!
http://cartridgecollectors.org/slics/auction.htm has links to the new installment, and all the earlier lots.
Remember, you can submit absentee bids if you are unable to get to SLICS.
If you are going to SLICS, it is a good idea to get your hotel reservations early. It is a VERY nice hotel, and spouses will enjoy their stay there, even if not overly enthused about cartridges.