◆ SpookStack

MM 9-2294 Investigation in this matter is predicated. from Managing Editor at the b6 'Miami Heraldy Miami, Florida.. advised b7C that a letter apparently threatened the 1ives oi President RICHARD M. NIxON, Vice President SPIRO T. AGNEW, and ARTHUR BURNS, a member of the Federal Reserve, had been received earlier that morning in the U.S. mails. He advised he would make the letter available to the Miami Office of the FBI.. A copy of the letter and its envelope of. transmittal follows.