Heat oven to 375 degrees.For crust, combine flour and salt.Cut in Crisco with pastry blender (or two knives) until flour is just blended into form of pea-size chunks.Add all of water.Toss lightly with fork until dough will form a ball.Press between hands to form 5 to 6" pancake. Flour rolling surface and pin lightly.Roll dough into circle and trim 1" larger than upside-down 9" pie plate.Loosen dough, carefully.Fold into quarters.Unfold and press into pie plate. Fold edge under.Flute as desired. For filling, cream butter and sugar in mixing bowl.Beat in eggs, syrup and vanilla.Stir in pecans.Pour filling into unbaked pie shell.Bake @ 375 degrees for 5 minutes.Reduce heat to 325 degrees. Bake for 45 minutes or until knife inserted in center comes out clean.Cool to room temperature before cutting.Makes one 9" pie.