Which U.S. aircraft businessman took the place of Philip G. Johnson following his death?
William McPherson Allen William McPherson "Bill" Allen (September 1, 1900 – October 28, 1985) was a U.S. aircraft businessman.
Philip Merrill Philip Merrill (April 28, 1934 – June 10, 2006) was an American diplomat, publisher, banker, and philanthropist.