Specialized Gourd Crafting Online Stores:
http://www.primitiveoriginals.com/
http://www.arizonagourds.com/
(I have purchased a woodburner, jigsaw, and other tools from here.)
http://www.turtlefeathers.net/
http://www.gourdsupplies.com/
(I have purchased Memories Ink dyes and embossing supplies from here)
Dried Gourd Suppliers:
http://www.welburngourdfarm.com/
http://www.wuertzfarm.com/
http://www.amishgourds.com/
General Craft Supply Stores:
(I only recommend stores I have personally purchased from and was happy with the transactions.)