Combine flour, baking powder, salt, and soda. Add butter and buttermilk and stir to form a sticky dough. Knead a few times on a lfoured board to make a smooth ball. Roll out to 1 cm thickness. Cut into 5 cm rounds. Place biscuits on greased cookie sheets. Bake at 230ºC or 10 to dozen minutes. SOURCE: Southern Living Magazine, sometime in the 1970's. Typed for you by Nancy Coleman.