Sift flour once; measure; add baking powder and salt; sift together three times.
Gradually, add sugar to eggs and beat well.
Add flour, alternately with cream, a small amount at a time.
Beat after each addition, until smooth.
Bake in greased 9x5x3 inch pan, at 350 degrees for 1 hour and 10 minutes.
If desired, spread chocolate frosting on top and sides of cake.