THE DAILY PRESS:

Click! The New York Times USA, July 22, 1952 "Strange objects in US sky - observed by radar".
Click! The Washington Post USA, July 28, 1952 ""Saucer" outran jet, pilot reveals Investigation on in secret after chase over capital - Radar spot blips like aircraft for nearly six hours - only 1.700 feet up."
Click! The Bridgeport Post USA, July 28, 1952 "Jet interceptors fail to contact ghostly 'saucers' over capital".
Click! The Alexandria Gazette USA, July 28, 1952 "Jet fighters outdistanced by "Flying Saucers" over Mt. Vernon and Potomac" observations in North America around the famous 1952 Washington flap.
Click! Grand Haven Tribune USA, July 28, 1952 "See odd objects in Michigan skies".
Click! Observer-Dispatch USA, July 28, 1952 "New reports of saucers above state and Washington".
Click! Wilkes Barre Record USA, July 28, 1952 "Air Force jet fighters fail to catch objects flying over Washington".
Click! Ypsilanti Press USA, July 28, 1952 "'Things' in sky here sunday appear like flying saucers".
Click! The Alexandria Gazette USA, July 29, 1952 "Flying saucers circled the Northern Virginia area again this morning:" observations in North America around the famous 1952 Washington flap.
Click! The Sheboygan Press USA, August 4, 1952 "This time it's hard to brush off those mystery "saucers""
Click! The Washington Post USA, July 21, 2002 "50 Years Ago, Unidentified Flying Objects From Way Beyond the Beltway Seized the Capital's Imagination:" 50 years later, the Washington Posts remembers the events.
Click! Athens News USA, October 17, 2002 "Strange happenings: Similar UFO sightings occur exactly 50 years apart".