Art Supplies....
Dick Blick - Terrific selection and prices!
Daniel Smith - Best watercolor paint money can buy!
American Frame - Best prices and selection of frames and all related framing materials.
Artists....
Roland Lee Studio - Original watercolors by Utah based artist Roland Lee.
Photography and More....
H. B. Leiserowitz Company - Great local camera shop here in Des Moines. Friendly and very knowledgeable!
B&H Photo and Video - Great site for LOTS of things related to photography and electronics.