20240512 22440700 1.0 TRUE Navajo Nation Shapfile completed with following references:1. 1978 Census Community Boundaries established by Navajo Nation Court of Appeals (Case No. A-CV-19-77) March 17, 19782. Bureau of Indian Affairs Grazing Units for Eatern Navajo Agency3. Division of Community Development's Chapter Images (Chapter Profiles 2004) Navajo Nation Courts, Bureau of Indian Affairs, Division of Community Development, Navajo Land Department's GIS Staff.