The World of Flying Saucers, by Donald H. Menzel 66639 [Subtitle: A Scientific Examination of a Major Myth of the Space Age] [author: Donald H. Menzel] [author: Lyle G. Boyd] [Link: https://www.gutenberg.org/6/6/6/3/66639] [Files: 66639-0.txt; 66639-h.htm] Thanks to Tim Lindell, Charlie Howard, and the Online Distributed Proofreading Team at https://www.pgdp.net (This book was produced from images made available by the HathiTrust Digital Library and Doane University.) Regards, Jacqueline