Full Terms & Conditions of access and use can be found at http://www.tandfonline.com/action/journalInformation?journalCode=ypan20 Plains Anthropologist ISSN: 0032-0447 (Print) 2052-546X (Online) Journal homepage: http://www.tandfonline.com/loi/ypan20 A multi-regional obsidian database for the Eastern Plains Travis W. Jones, Robert J. Speakman, William T. Billeck & Robert J. Hoard To cite this article: Travis W. Jones, Robert J. Speakman, William T. Billeck & Robert J. Hoard (2018): A multi-regional obsidian database for the Eastern Plains, Plains Anthropologist, DOI: 10.1080/00320447.2018.1480860 To link to this article: https://doi.org/10.1080/00320447.2018.1480860 Published online: 12 Jul 2018. Submit your article to this journal Article views: 116 View Crossmark data