Lattice Crust-Fresh Peach Pie

This recipe I found in my Mom's recipe box, but I'm not sure who's handwriting it is.

Combine: 4 c. sliced peaches

3/4 c. sugar

3 T. tapioca

1/4 t. salt

Turn into 9" pastry crust

Dot with: 2 T. butter

Arrange lattice crust. Bake 425° - 40 min.