Diary of Joseph F.C. Rock Volume 11 [12 on spine]; Li-chiang to K’u-lu and Yung-ning, 1928-1929, entitled ‘Diary of Joseph F. Rock Volume XI, Journey from Nguluko – Likiang to Tatsienlu from November 8th 1928 to February 9th 1929.’
There is a hand drawn map on one of the pages.

Diary of Joseph F.C. Rock Volume 14 [15 on spine]; Nyorop’u to Nv-lv-k’o Lu-feng, 1929-1930 entitled 'Diary of Joseph F. Rock, Volume XIV, from September 1st 1929 to January 31st 1930.'
The diary contains a map drawn inside, extensive notes and loose notes on Naxi pictograms (inserted between pp. 188 and 189) and a photograph of Rock with Chinese and Western gentlemen.

Diary of Joseph F.C. Rock Volume 16; Yunnanfu to Lichiang A-ts’an-gko, 1931 entitled 'Diary of Joseph F. Rock, Vol. XVI, from January 1st 1931 to May 1st 1931'
The diary contains a pressed flower and a loose photograph of Joseph Rock taken by Edgar Snow in 1930.
There are maps drawn on some of the pages.
The diary contains information about Naxi pictograms.