Heat oven to 425.
CRUST
Mix flour and salt together in a bowl. Cut in shortening and butter until size of barley.
Sprinkle in water and gently mix until a ball forms. Do not over mix.
Roll out on floured surface and line pan. Put in fridge until ready to use.
FILLING
Mix sliced pears with lemon juice, sugar, ginger,and flour.
Place mix in the pastry lined pie pan.
TOPPING
cream together brown sugar and butter. Add flour.
Spread over pear mixture in pan.
TURN OVEN DOWN TO 375.
Cover edges of pie with foil to keep from getting over baked.
Bake for 45 minutes, or until pears are tender and topping is golden brown.
Serve warm or cold, with whipped cream or vanilla ice-cream.