If you like "American-English" style blends (Burley base with lighter Latakia), you might want to try Country Doctor. I picked some up when I was there in January and I just love the stuff. It has a slight topping...a crossover blend.
Iwan Ries is the most wonderful pipe shop I've ever been in. You'll have a blast.
Awesome shop. Can definitely drop a few hundred dollars really fast! I definitely dropped 200 bucks in about 5 minutes.
Here is a list of what I got:
8 ounces of Gourmet English
8 ounces of IRC Virginia Flake
2 ounces of 2010 flake
2 ounces of IRC slices
100g of Sillem's Black
2 ounces of GLPease Union Square
2 ounces of GLPease Maltese Falcon
2 ounces of GLPease Key Largo
2 ounces of GLPease Chelsea Morning
2 ounces of GLPease Haddo's Delight
2 ounces of GLPease Odyssey