Pen-and-ink. Relief shown pictorially. Available also through the Library of Congress Web site as a raster image.
Shanhai Yongping Jizhou Miyun Gubeikou Huanghua zhen deng chu di fang li lu tu ben
The Sage of Singapore: Remembering Lee Kuan Yew Through His Own Words - NOEMA
PDF) A_Grammar_of_Maonan.pdf Mike Tianqiao Lu
North China. Library of Congress
About He Tohu
Mongolia. Library of Congress
Hou Youyi quietly met with former U.S. military and national security officials. The dinner scene of Washington D.C. was exposed”// 侯友宜悄密會美軍方、國安前官員華府晚宴畫面曝光
45 Wai Image: PICRYL - Public Domain Media Search Engine Public
Nei wai Mengguo tu. Library of Congress