“A 2-Minute Close-Up View -
Scientist Sees Flying Saucer Spinning Near Clearfield”,
16 March 1950 (The Pittsburgh Press, Pennsylvania)
Dr. Craig Hunter had a close-up sighting of a large, disk shaped UFO near Clearfield, Pennsylvania on 16 March 1950, according to the article:
Clearfield, Pennsylvania (pics4.city-data.com photo)