MUFON investigator Bill McNeff‘s UFO casebook: The U.S. Air Force near Minot, North Dakota encounters a mysterious, giant unknown craft (see above: witness illustration). With host Jerry Modjeski. Listen: https://archive.org/details/ufoupdate_minot1968
More documentation of this case with additional military witness testimony at historian Tom Tulien’s awesome website.
Ambient background by La Sonorite Juane. Thanks to Chris Waterbury; and creative inspiration from far-out alien blogs by fashionablylazyloungelizard.