“Publications of James Edward McDonald”,
Institute of Atmospheric Physics, University of Arizona
(Princeton University, Princeton, New Jersey)
Publications and Statements on Unidentified Flying Objects (documents 133-157):
http://www.hep.princeton.edu/~mcdonald/JEMcDonald/bib_jem.pdf
The late Dr. James Edward McDonald, U.S. Physicist
&
UFO Researcher (wikimedia.org photo)
UFO Researcher (wikimedia.org photo)