Diary of Joseph F.C. Rock Volume 13 [14 on spine]; Minya Konka to K’u-lu and Yung-ning, 1929 entitled 'Diary of Joseph F. Rock, from June 5th 1929 to August 31st 1929, Volume XIII [scored out] XIV'.
Some of the pages contain hand drawn maps.

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.

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.

This collection consists of material created and gathered from the expeditions of George Sherriff in Bhutan and Tibet during 1933-1949.

The collection consists of 5 sub-series: diaries, correspondence, expedition material, visual material, and plant collection documentation.

[1] Diaries: This series consists of the original diaries of George Sherriff during his expeditions.

[2] Correspondence: This series consists of a variety of correspondence from and to George Sherriff.

[3] Expedition Material: This series consists of a variety of expedition documents ranging from itineraries and maps to administration lists and passports.

[4] Visual Material: This series consists of a variety of material including: photographic material, films and videos. Photographic material ranges from prints and negatives taken by Sherriff and Ludlow to prints of digital images taken as exhibition documentation in 2014. The films are..... There have been dvd surrogates made of the films to ensure continued accessibility.

[5] Plant Collection Documentation: This series consists of a variety of material which includes plant and seed lists from their expedition with a large focus on Primula, Meconopsis and Rhododendrons, as well as publications gathered by Ludlow and Sherriff which cover their shared interest in the Himalayan region and it's flora and fauna. There is also a garden register donated by the Knox Finlay family detailing the progress of plants/seeds in their gardens acquired from various expeditions including Ludlow and Sherriff's between 1951-52.