Grease and flour three 7-1/2x3-1/2x2-inch or two 8x4x2-inch baking pans. Set aside. In a medium bowl combine flour, soda, salt, cinnamon, and baking powder; set aside.
In a large bowl combine eggs, apples, sugar, oil, and vanilla. Stir in flour mixture just until moistened. Pour batter into prepared pans. Bake in a 325 degree F oven for 45 to 55 minutes or until toothpick inserted in center comes out clean. Cool in pans on wire racks for 10 minutes. Remove from pans. Cool on wire racks. Wrap and store overnight before slicing. Makes 30 servings.
Note: Golden Delicious, Rome, Granny Smith, Jonathan, or Newtown Pippin apples are a good choice for this bread.