The presidents either died or resigned, and their vice presidents took office, or the vice presidents were elected on their own.

Ten- eight moved up to President when the president died or resigned; one died in office and one resigned before completing his term.

Nine presidents had their terms finished by the vice-president,

Eight of these died in office-( four from assassination and four from natural cause ) and one resigned before his term was over.

39 of the 44 U.S. Presidents to date have won at least one presidential election.

35 of the 44 Presidents started their (first) presidencies by election; the other nine became president when their predecessors died or resigned.

Marshall served in the Supreme Court under six presidents. He was appointed to by Johnson, served under Nixon, Ford, Carter and Reagan. and resigned while George H. W. Bush was in office.