From the Assassination Records Review Board Final Report:


Chapter 7
[[ ... ]]
B. Pursuit of Audio-Visual Material from Private Citizens and
   Organizations
   Below is a list of the audio-visual material from private
   citizens and organizations that the Board was able to obtain.
[[ ... ]]


 "6. Vincent Palamara: Interviews with Secret Service Personnel
    
    Vincent Palamara conducted extensive interviews with former 
    Secret Service personnel. Palamara donated three audio cassettes 
    of these interviews to the JFK Collection."




ARRB Chap.7