Chinese Mapped America Before 1430 (Harvard University Archive) Siu-Leung Lee 李兆良 2019.2.10 My research paper presented at the International Cartographic Conference (Washington DC, July 4, 2017), is now available from Harvard University archive, SAO/NASA ADS ...
维基( Wikipedia )应该是是公众维护的网站,很多人使用做研究材料,以为内容客观,民主,因为谁都可以编辑资料。事实如此吗? 2012 年,美国 National Public Radio ( NPR )有一段访问,摘录一些供参考: Case in point: Professor Timothy Messer-Kruse, perhaps the world's foremost expert on ...
“美国出土” 2014/12/20 节目的内容如下: http://www.history.com/shows/america-unearthed/episodes Episodes Season 3 Marco Polo Discovers America Premiere Date:December 20, 2014 - 09:00-10:00PM ET Just east of the San Francisco Bay Area are the Berkeley Hills Walls–remnants o ...