Grease and flour a tube or Bundt pan. Do not preheat oven.
In a medium bowl, mix flour, baking powder and salt. Set aside.
In a large bowl, cream butter and sugar until light and fluffy. Add eggs one at a time, mixing well each time. add vanilla.
Add flour mixture alternately with milk. Beat until smooth. Pour batter into tube or Bundt pan.
Place cake into cold oven, set the temperature to 350 degrees F (175 degrees C) and bake for 60 to 90 minutes, or until toothpick inserted into center of cake comes out clean.
