Maps & Mapping
Measuring China: Ancient Maps, Cadastral Order, and the Principles of Pei Xiu
A history of Chinese land measurement and cartography, from administrative records to gridded maps and Pei Xiu’s enduring principles.
From the Index
Tag: China
Reports, histories, and working notes filed under this subject.
Measuring the World
Surveying the Highest Peak, Part 3: GPS, Geoids, Snow, and the Modern Height of Everest
Why modern Everest measurements depend on GNSS, gravity, snow depth, reference frames, and a clear definition of height.