sentences:  Costaggini was selected to complete the remaining eight scenes of the frieze in the United States Capitol Rotunda.Using the late Constantino Brumidi's sketches, Costaggini finished his work on the frieze in 1889—leaving a gap because of early miscalculations about the height of the frieze.Costaggini had hoped to fill the gap with three scenes that he had designed himself, however, the U.S. Congress failed to approve his designs before his death.