Louis Froc: Atlas of the tracks of 620 typhoons, 1893-1918 (Zi-ka-wei/Chang-hai: Impr. de l’Orphelinat de Tòu-sè-wè 1920)
- Digitized: Internet Archive (Book contributor: University of California Libraries, digitizing sponsor: MSN)
- No copy listed in Wiener China-Bibliographie