The forth part researches into the documentary value of Dong Guan Han Ji, whose value is mainly on it history records, which provides plenty of detailed history records for the people of aftertime.
《东观汉记》的文献价值主要体现在史料价值上,也就是为后世提供了丰富、详实的东汉史料。
参考来源 - 《东观汉记》研究·2,447,543篇论文数据，部分数据来源于NoteExpress
UNESCO's Memory of the World Programme was launched to safeguard valuable documentary heritage and to raise awareness about its inestimable value for present and future generations.
教科文组织发起《世界记忆计划》就是为了保护这些宝贵的文献遗产，提高当代人和后代人对文献遗产难以估量的价值的认识。
Like all of the documentary photographers I know, Jim Nachtwey has an unshakeable belief in the power of images, and that there is a real social value in people being able to see what happened.
如同所有我所知道的记录摄影师一样，詹姆斯。纳希微对影像有着无法撼动的信念，让人们看到所发生的事情具有真实的社会价值。
This article will prove that how Ryukyu Annals written by Zhouhuang forms into a book and its edition, generalize the contents, and discuss its documentary value.
本文考论了清周煌所撰《琉球国志略》的成书情况及其版本，简括了其内容，论述了《琉球国志略》的文献价值。
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