12/28/06--A machine fills one pint cups with ice cream in the Blue Bell plant in Brenham, TX.  Blue Bell Ice Cream will celebrate its 100th anniversary next year. Included in the celebration will be a &quot;Days in the Country&quot; sculpture garden at the Washington County Fairgrounds, a &quot;Name That Flavor&quot; contest, an anniversary book about the history of Blue Bell, and an anniversary cookbook.  There will also be an 18 wheel truck with Blue Bell exhibits that will tour 66 cities in the Blue Bell market area, Starting with Phoenix and Tucson, AZ.  Photo by Steve Campbell, Chronicle Staff