Angel Cake

Description
This recipe came my from my Aunt Maggie's collection that I inherited when I inherited the family collection in 1980. Notation on card indicates this came from a Fannie Farmer cookbook in 1911.
 * Contributed by Catsrecipes Y-Group

Ingredients

 * 5 egg whites
 * ¾ cup sugar
 * ½ teaspoon cream of tartar
 * ½ cup bread flour
 * 1 teaspoon vanilla

Directions

 * 1) Beat egg whites until stiff and dry.
 * 2) Mix together sugar and cream of tartar then sift well.
 * 3) Gradually add to egg whites beating constantly then sift flour into mixture.
 * 4) Add vanilla and cut and fold until blended.
 * 5) Turn into a buttered and floured angel cake pan and bake at 350°F for 50 minutes.