Leonard H. Stringfield

• Situation red, the UFO siege!
• Situation Red
• UFO Crash Retrievals
• UFO crash/retrievals
• Inside Saucer Post 3-0 Blue
• Inside Saucer Post... 3-0 Blue
• Situation Red
• The UFO crash/retrieval syndrome
• UFO Crash Retrievals - Status Report II
• UFO Crash Retrievals - Status Report III
• UFO Crash Retrievals - Status Report VII