This collection of audio recordings and photo files concerns aspects the history of the Gongri river valley. The data were collected between 2012 and 2017. This material partially forms the basis of the Grammar of Duhumbi, the Reconstruction of Proto-Western Kho-Bwa, as well as the following articles: Bodt, Timotheus Adrianus. 2014c. Notes on the settlement of the Gongri river valley of western Arunachal Pradesh. In Anna Balikci Denjongpa and Jenny Bentley (Eds.). The dragon and the hidden land: social and historical studies on Sikkim and Bhutan. Proceedings of the Bhutan-Sikkim panel at the 13th Seminar of the International Association for Tibetan Studies, Ulaanbaatar, Mongolia, July 21-27, 2013. Bulletin of Tibetology Vol. 50: 1&2: 153-190. Bodt, Timotheus Adrianus. 2014a. Ethnolinguistic Survey of Westernmost Arunachal Pradesh- a Fieldworker’s Impressions. Linguistics of the Tibeto-Burman Area, 37:2 (2014), 198–239. http://dx.doi.org/10.1075/ltba.37.2.03bod This material is made freely available to everyone for informative or scientific purposes as long as the source (this DOI) / the collectors are properly credited. Please note that use of the material for commercial purposes of any kind, which includes conversion into commercial audio-visual media (documentaries etc.), storage and dissemination through sites that require registration & payment for access, or sites that rely on advertisement (including YouTube) is not permitted without specific written consent from the speakers and their community, obtained through the collectors of the material. By downloading our material, you agree to these restrictions. This data set falls under the Attribution-NonCommercial-ShareAlike (CC BY-NC-SA) license. This license lets you remix, tweak, and build upon this work non-commercially, as long as you credit us and license your new creations under the identical terms. License Deed on https://creativecommons.org/licenses/by-nc-sa/4.0/. Legal Code on https://creativecommons.org/licenses/by-nc-sa/4.0/legalcode. Tim Bodt: bodttim (at) gmail (dot) com