The source and evidence of “Six Signs Must Be An Earthquake”

“Six Signs Must Be An Earthquake” comes from the chapter Earthquake of 1935’s the Rebuild of Longde County Records, originated from “Six Signs of An Earthquake” of Earthquake Solution written by Long Huamin (Nicolas Longobardi). Earthquake Solution is translated from Commentarii Collegi Conimbricensis Societatis Jesu on Astronomy. “Six Signs Must Be An Earthquake” have been proved mainly believable by lots of ancient and modern earthquakes, but also have the boundedness. The author of the chapter Earthquake is very courageous and knowledgeable by summarizing “Six Signs Must Be An Earthquake”. His outstanding contribution and innovation are worthy of future generations to learn and carry forward.