U.S. Government UFO Report:

“SPECIAL REPORT on CONFERENCES WITH 
ASTRONOMERS ON UNIDENTIFIED AERIAL 
OBJECTS to AIR TECHNICAL INTELLIGENCE 
CENTER, WRIGHT-PATTERSON AIR FORCE BASE 
by J. Allen Hynek, August 6, 1952”

(U.S. Air Force, Washington, D.C.)

(Unidentified Aerospace Phenomena (UAP) 
Observations Reporting Scheme)

The Project Blue Book Archive (bluebookarchive.org/) is the source of the report:

http://www.uapreporting.org/wp-content/uploads/2009/09/ATIC-1952-Report-on-conferences-with-astronomers-on-unidentified-aerial-objects.pdf

Dr. J. Allen Hynek,

U.S. Astronomer, the U.S. Air Force's

Scientific Consultant on UFOs (1948-1969),

UFO Author, Lecturer & Researcher