Night Intruders: The Douglas A-20 Havoc in Northern Italy by Milton Corwin. With permission from Air Classics Magazine.
Olympian & 47th Bomb Group Pilot Foy Draper Standard-Times, San Angelo, Texas. Monday, August 9, 2004.
"Pippo" - Solitary aircraft that flew during the Italian night by Alan R. Perry. (PDF document)
"Light Bombers" Ernie Pyle's visit with the 85th BS at Grotagglie or Vincenzo Italy from "Brave Men" by Ernie Pyle, Copyright 1944 Henry Holt & Co. Inc.