Question: What was the name of the man, who was billed by the coiner of the phrase "There's a sucker born every minute" as "Boy Lightning Calculator"?
Sentence (from "P. T. Barnum"): Although Barnum was also an author, publisher, philanthropist, and for some time a politician, he said of himself, "I am a showman by profession...and all the gilding shall make nothing else of me", and his personal aim was "to put money in his own coffers".
Relevant evidence: No