Blend together flour, salt and shortening.
Place ice water quick over one at a time.
Sprinkle over dry portions and put to side - sticky but not moist.
Filling
4 cups young, unpeeled rhubarb
6 tbsp. flour
1 1/2 - 2 cups sugar
1 tbsp. Butter
Combine all the ingredients and place in pie crust.
Cook at 450° for 10 minutes.
Lower temperature to 350° and cook for an additional 40 minutes.