官府文书按照一定规则立为案卷,是由来巳久的事。现代出土的汉代简册,表明汉代已明确实行了文书立卷制度,不少案卷并写有案卷标题。其立卷的方法,有的一个案件装订为一卷,如《建武三年十二月侯栗君所责寇恩事》;有的同类文书按时间顺序装订立卷,如《元康元年尽二年告劾副名之籍》、《本始二年以来尽地节二年吏除》。有的案卷标题名称叫做“某某案”,如《居延甲渠侯官第廿七(?)长士伍李宫建昭四年功劳案》;有的案卷标题名称叫做“某某书卷”,如《阳朔二年正月尽十二月吏病及视事书卷》、《建昭六 It has been a long time since official documents were established as case files according to certain rules. The Han Dynasty dynasty unearthed a simple book, indicating that the Han Dynasty has clearly implemented a document rolling system, a lot of dossier and wrote the title of the dossier. The method of creating the volume, and some cases bound as a volume, such as “Jianwu three years in December Houliu Jun is responsible for things”; some similar instruments in chronological order binding volume, such as “Yuan Kang first year to do two Year report 劾 deputy name of the country, ”“ since the beginning of two years since the local officials two years official addition. ” Some of the title of the case file called “certain cases”, such as “Juyan Qiao Houguan twenty-seventh (?) Chang Chi Wu Li Gong Jian Zhao four years credit case”; some of the title of the file called “certain book”, such as “Yangshuo lunar January of the year to do December and Liszt volumes”, "Jian Zhao six