This shop sells little pieces as small as 9 inches at a reasonable rate, they might have that special fabric you want a piece of
http://webstore.quiltropolis.net/stores_app/Browse_dept_items.asp?Shopper_id=5705210829355705& Store_id=644&page_id=17&Sub_Department_ID=1&categ_ id=1&parent_ids=0&page_viewall=Y&sNode=&Exp=Y&Sear ch_Dept=&Search_Text=