The Papers of Reginald Stanley Underhill consist of:
- Photocopy of a letter from Chandra Shumsher Jang Bahadur Rana, 5th Prime Minister of Nepal, to Mrs Underhill to thank her for letting him know she enjoyed the [Fulpati] procession. He iterates that she has no need to apologise. Handwritten with printed letterhead, dated 9 October 1921.
- Photocopy of envelope and Christmas greetings to Reginald Stanley Underhill from Maharaja Mohun Shamsher Jung Bahadur Rana, 6th Prime Minister of Nepal. Postmarked 1963.
- Photocopy of letter from Maharaja Mohun Shamsher Jung Bahadur Rana to Peter Coombs, nephew of Reginald Stanley Underhill, to express his regrets on hearing of the death of Underhill. Typed, dated 28 November 1964.
- "The Nepalese Ropeway" presenting a short biography of Underhill's life. Typed with handwritten corrections, unsigned and undated. The biography references some photographs but these are not with the documents.