2011年6月,张静如先生在《北京党史》第3期上,公布了《李大钊致吴弱男》的信函。该信函是新近发现的李大钊的一篇佚文。现在我们所见信函为“县里搞文物工作的人于2010年12月10日参加拍卖会拿回来的影印件,据说拍卖过百万”。其内容主要是向吴弱男介绍日本学者木村久一所著《早期教育与天才》,目的是“我甚望吾友(吴弱男——笔者注) In June 2011, Mr. Zhang Jingru published a letter entitled ”Li Dazhao Wu Weishen“ on the 3rd issue of ”Beijing Party History.“ This letter is a recently discovered Li Da-Zhao’s essay. Now, the letter we have seen is a photocopy of the people who engaged in cultural relics work in the county who took part in the auction on December 10, 2010 and are said to have sold millions. ” The main content is to introduce to Wu weak male Japanese scholar Kimura long a “early education and genius”, the purpose is "I hope my friend (Wu weak male - author note)