Alagnak Wild River Tract and Boundary Data

These ESRI shape files are of National Park Service tract and boundary data that were created by the Land Resources Division. Tracts are numbered and created by the...本批ESRI形状文件（ESRI Shapefile）隶属于美国国家公园管理局的地块与边界数据集，由该局土地资源分部（Land Resources Division）制作完成。所有地块均已完成编号，且由……创建。