UFO Report: “Comparison of Unidentified Triangular or Deltoid Aircraft Location Patterns in Three Independent UFO Databases: NIDS, MUFON and Larry Hatch”

June 2001

(National Institute for Discovery Science, Las Vegas, Nevada)

Source: Internet Archive, San Francisco, California

http://web.archive.org/web/20061211153900/http://nidsci.org/pdf/triangularcraftdatabases.pdf

(u2.lege.net image)