十多年前,有一次刘叶秋先生对我说:“我有一位朋友,人品学问极好,您可以认识一下。”这就是此后的淡水之交,我并以良师事之的石继昌先生。石先生是文物出版社退休编辑,京史民俗专家,祖上为汉军正白旗人,清初镇海大将军一等伯石廷柱之后。我与石先生几乎是一言订交,相见恨晚。石先生从劲松寓所到朝内大街 More than a decade ago, Mr. Liu Yeqiu once said to me: “I have a friend who has a very good academic knowledge and you can know it.” This is the handover of fresh water from now on. Mr. Shi is a retired editor of the Cultural Relics Publishing House and a historian of Beijing history. His ancestors are the Hanban White Banner People, and after the early Qingzhen General Zhenhai Grand Prix Zhiting Tingzhu. I almost made a statement with Mr. Shi, meet each other late. Stone from Jinsong apartment to the North Avenue