- manuscript notes made by W.G. Archer between 1946 & 1948, and miscellaneous papers and letters
- typescript - J.H. Hutton's tour diary in the Naga Hills
- typescript - J.H. Hutton's tour diary in the Naga Hills
- typescript - J.H. Hutton tour diary in the Naga Hills
- typescript - J.H. Hutton tour diary in the Naga Hills
- manuscript - 'Diary of a Tour in the Naga Hills, 1922-1923' by Henry Balfour
- printed - tour diary of the Deputy Commissioner of the Naga Hills for the year 1870-1872 (John Butler) volume two
- book : Return to the Naked Nagas (1939;1976)