Temporal Gazetteer, TGAZ
provides a search engine and a machine-readable API for historical placenames in China, Russia and Tibet.
Download or clone the TGAZ API code and complete MySQL Database on Github.
The origin and development of TGAZ was presented at Max Planck Inst for the History of Science, 2015 (PDF Slides).
TGAZ API and data have been incorporated into Recogito, MARKUS, and World Historical Gazetteer.