John "Jack" Whiteside Parsons (October 2, 1914 - June 17, 1952), (born Marvel Whiteside Parsons), was an American rocket propulsion researcher at the California Institute of Technology and co-founder of the Jet Propulsion Laboratory (JPL) and Aerojet Corporation. He was also an enthusiastic occultist. Parsons' rocket research was central to the United States rocket program in the 1930s and 1940s, … Wikipedia
Jack Parsons was one Hell of a guy, and not just because he might have been the Antichrist .
John Whiteside Parsons was born in 1914, a child of wealth and privilege in unholy Los Angeles. www.rotten.com/library/bio/mad-science/jack-parsons/
The story of maverick rocket scientist John Whiteside Parsons (1914-1952), whose science-fiction-inspired discoveries made space travel possible-but whose obsession with the occult left him ignored by history and dead in an explosion at the age of 37.<br www.harcourtbooks.com/bookcatalogs/bookpages/015100997X.asp
The definitive Wikipedia entry for Jack Parsons. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Jack_Parsons