This is the text, audio, and video [5:21] of Richard Nixon, Vice Presidential Candidate, addresses the nation on TV on September 23, 1952, explaining the $18,000 he took from a group of his supporters. It is known as the "Checkers" speech.

Here at this site from Vassar College you will find the full text of President Nixon's Speech on "Vietnamization" (11/3/69).