Sources
From Beancyclopedia
(Page in progress.)
Here are some people I have ordered from and personally recommend:
Rancho Gordo: New World Specialty Food
Sustainable Mountain Agriculture Center
Backyard Beans & Grains Project
And some places I haven't ordered from but look good:
Southern Exposure Seed Exchange
And some international sources:
(Canada) Annapolis Seeds
(Canada only) Heritage Harvest Seed
(Australia) Eden Seeds
(Australia only) Greenpatch Organic Seeds
(Australia) Inspirations: Vegetable Seeds for Cool Growers
(United Kingdom; Europe only) The Real Seed Catalogue
(Ireland) Brown Envelope Seeds