清华学报十一卷三期雷海宗先生发表汉武帝建年号始於何年一文,推定为元鼎元年差不多同时日木的东洋史研究一卷五号有藤田至善先生的史记漠书之一致察──开於汉代制定年号之时期,主张元鼎三年说。随後在东洋史研究二卷一号,藤田先生又专写一篇关於汉武帝制定年号来批判雷先生的 Qinghua Journal eleven volume three Lei Haizong published Han Emperor Wu Jiannian began in what year a text, presumed to be the same year the first year of the Yuan dynasty Japanese wood history of Japan Volume One on the 5th with Mr. Fujita Shizuishi Miraculous Book One observes ─ ─ opened in the Han Dynasty to develop the period of the year, claimed Yuan Ding said for three years. Then in the second volume of the history of the Oriental Studies, Mr. Fujita wrote another article on the establishment of Emperor Han Wudi to criticize Mr. Lei’s