The Completion Time of The Outlaws of Marsh and the Time of Its Author Luo Guanzhong's Birth and Death

From Chapter 69 to 81 of The Outlaws of Marsh,most of the stories have something to do with the Huitong River,which may prove that the book was completed around the Huitong River's dredging,i.e.between 1402 and 1414 A.D.The author,Luo Guanzhong,lived from 1330 to 1416 A.D.