In a large bowl, combine pumpkin, flour, sugar, salt, and spices. Mix until smooth. Add eggs and mix. Stirring slowly, gradually pour in corn syrup and then milk. Mix until blended. Pour into unbaked pie shells. Bake at 450F for 15 minutes, then lower heat to 350F and bake 25-35 minutes more until filling is set. Makes two 9” pies.