It is generally a good idea to return to the classics in any genre. This also goes for UFO literature. Rereading a book after ten or twenty years is a rewarding experience. You will discover new data and ideas you didn t notice before. A good starting point is to reread the UFO...
As outspoken in his day as Richard Dawkins or Christopher Hitchens are today, American freethinker and author ROBERT GREEN INGERSOLL (1833-1899) was a notorious radical whose uncompromising views on religion and slavery (they were bad, in his opinion), women's suffrage (a good...