Question:  the Royal Society was unable to meet its promise to finance the publication of Newton's "Philosophiae Naturalis Principia Mathematica" and let this to the clerk of the society who was best known for computing what?
Sentence (from "De Historia piscium"): De Historia Piscium, Latin for "The History of Fish," was a scientific book written by Francis Willughby and published by the Royal Society in 1686.
Relevant evidence: Yes