A diary documenting Reginald Campbell Thompson's trip to Tripoli in 1902, in five parts, and his subsequent trip to Nineveh, Iraq in 1904-1905.

Additional papers include:

1. Sketch of the main courtyard at a house that he stayed in.
2. Rough notes on an article.

A phrase book for Arabic, specially the Basrah dialect, by Reginald Campbell Thompson in co-operation with Elias Georges and other Interpreters, printed By Government Central Branch Press, Simla, to be used by soldiers during the Mesopotamia campaign WW1. With parallel translations of terminologies and phrases in English. It has 21 pages.