Alexander Butterfield oversaw the installation and operation of a voice-activated recording system in the Nixon White House ...

The White House aide who revealed that Richard Nixon had secretly recorded his conversations as president has died. Alexander ...

Alexander Butterfield, the former White House aide whose testimony revealed the existence of President Richard Nixon’s secret ...

Alexander Butterfield, the former White House aide who revealed Richard Nixon's secret audio taping system leading to the ...

By Bill Trott WASHINGTON, March 9 (Reuters) - Alexander Butterfield, the White House aide who disclosed Richard Nixon's ...

Alexander Butterfield, a former White House aide who exposed the recordings that revealed the Watergate scandal, has died. He ...

Alexander Butterfield, the former White House aide who revealed the existence of damaging recordings related to the break-in ...

As a deputy assistant to the president, he supervised Richard Nixon's taping system that had been secretly placed in four ...

Alexander Butterfield, the White House aide whose testimony helped trigger Richard Nixon’s resignation over the Watergate ...

There is tape in the Oval Office,” said Mr. Butterfield, a former White House aide, in testimony that rocked the Watergate ...

Butterfield served as a deputy assistant to Nixon from 1969 to 1973 ...