“RD” with an “N” directly underneath, so almost certainly “RICHARD NIXON.”

It’s this:

Leaders by Richard Nixon

The former president draws portraits of major political and military figures of our times–including MacArthur, Shigeru Yoshida, Adenauer, de Gaulle, Zhou Enlai, Mao, Churchill, Khrushchev, and Brezhnev

ISBN-13 978-0446512497 if you want to do some self-harm.