3. Ted Bloecher, Report on the UFO Wave of 1947 (Washington, DC: the author, 1967). Available online (quote in Section I-2) from: http://nicap.org/waves/Wave47Rpt/ReportUFOWave1947_Menu.htm. Also, Jan L. Aldrich, Project 1947: A Preliminary Report on the 1947 UFO Sighting Wave (UFO Research Coalition, 1997).