Referenced by:
- illustrations from Dalton, 'Descriptive Ethnology of Bengal', plates XVI-XIX
- printed - tour diary of the Deputy Commissioner of the Naga Hills for the year 1870-1872 (John Butler) volume two
- printed - Tour Diary of the Deputy Commissioner for 1873 (John Butler) volume three
- published - extracts from 'Descriptive Ethnography of Bengal' on Nagas by E.T. Dalton