Trevor James Constable is a world-renowned author and historian, who has produced 10 non-fiction books, many well known to aficionados of famous fighter aces. He also served 31 years at sea, 26 of them as a radio officer in the U.S. Merchant Marines.In his first book, "They Live In The Sky" in 1958 he advanced the shocking theory that UFOs were mainly invisible. He held also that our atmosphere was the home of huge, invisible living creatures, and that these were mutually confused with spacecraft when they became visible.Making use of his seafaring career and his status as a radio officer, he developed a marine weather engineering system that has been stunningly demonstrated on commercial videotape. An airborne etheric rain engineering system is now marketed out of Singapore.