History(历史文明)
The Conquest of New Spain by Bernal Diaz del Castillo 5.0
The Early Germans by Malcolm Todd 3.0 内容太凌乱，信息不清楚，地图不完整
The Third Chimpanzee: The Evolution and Future of the Human Animal by Jared Diamond 5.0
A History of Russia by Nicholas Riasanovsky 4.5
The Story of Britain: From the Romans to the Present: A Narrative History by Rebecca Fraser 4.0 帝王编年史，纯叙事
The European Discovery of America: Volume 1: The Northern Voyages A.D. 500-1600 by Samuel Eliot Morison
The European Discovery of America; Volume 2: The Southern Voyages, A.D. 1492-1616 by Samuel Eliot Morison
枪炮、病菌与钢铁 by Jared Diamond 5.0
草原帝国 by René Grousset 4.5
史记 by 司马迁 5.0The Early Germans by Malcolm Todd 3.0 内容太凌乱，信息不清楚，地图不完整
The Third Chimpanzee: The Evolution and Future of the Human Animal by Jared Diamond 5.0
A History of Russia by Nicholas Riasanovsky 4.5
The Story of Britain: From the Romans to the Present: A Narrative History by Rebecca Fraser 4.0 帝王编年史，纯叙事
The European Discovery of America: Volume 1: The Northern Voyages A.D. 500-1600 by Samuel Eliot Morison
The European Discovery of America; Volume 2: The Southern Voyages, A.D. 1492-1616 by Samuel Eliot Morison
枪炮、病菌与钢铁 by Jared Diamond 5.0
草原帝国 by René Grousset 4.5
三国志 by 陈寿 4.5 文学性稍差
Science(科普)
A Mathematician's Apology by G. H. Hardy 4.5 有些话老学究拗口
Thinking Strategically: The Competitive Edge in Business, Politics, and Everyday Life by Avinash K. Dixit and Barry J. Nalebuff 4.5
Mathematics(数学)
Principles of Mathematical Analysis by W. Rudin 5.0
Physics(物理)
Solid State Physics by N. W. Ashcroft and N. D. Mermin 5.0
Literature(文学)
三国演义 by 罗贯中 5.0
水浒传 by 施耐庵 4.5 前期故事不错，后期故事有些单调胡扯
红楼梦 by 曹雪芹 3.0 文学性很高，思想都是糟粕，故事很无聊
