Donald H. Menzel - The Other Side of Zero - Gernsback Publications, 1953, Manuscript.

New York, Gernsback Publications, 1953. Manuscript. Very good condition. Published in the first issue of the short lived magazine Science Fiction Plus. Menzel was a professor of astrophysics at Harvard University and an advocate for proving the UFO's did not exist. Marked up throughout, some in Gernsback's hand (and initialled by him on the first leaf), others one would presume to be in Moskowitz's hand. 40pp typed, numerous amendments, some cutting and pasting. Some grubbiness and a few tears and creases. [11203, Hyraxia Books].