Diary of Joseph F.C. Rock dating to between 1923 and 1924.
The diary has been written in three parts:
- Notes on Yunnan 1923 (Feb 1923-Mar1923)
- Journey from Nguluko to Atuntze - Liutichiang, Dokerla - Tsarong, Peimashan, Tungchuling and return to Nguluko (Oct1923-Dec1923)
- J.F. Rock Agricultural Explorer, U.S. Dept of Agriculture, Bureau of Plant Industry, Washington D.C. (Jan1924-Apr1924)
Naxi vocabulary, p.28; diary also features other vocabularies, including Tibetan.