Nana's Stamp Cookies

4 cups cake flour
1 lb butter
1 cup sugar
5 eggs beaten
1 teaspoon baking powder
1/2 teaspoon salt
1 lb finely chopped walnuts

Sift all dry ingredients. Rub butter with hands until blended. [Presumably, add eggs at this point, but it's not in the recipe -M] Put into refrigerator until you can handle some, make rolls + cut w/ knife, press cookies with bottom of glass dipped in sugar. [Presumably, press chopped walnuts into cookies at this point, but it's not in the recipe -M] Bake 350 for 15 minutes or until brown.