2009-09-112009-09-111990GPO 1989-242-345/00057https://hdl.handle.net/10365/5936Official Map and Guide1 map : color ; 8 x 6 cm., on sheet 60 x 21 cm., folded to 10 x 21 cm.en-UShttps://www.govinfo.gov/about/policies#copyrightKnife River Indian Villages National Historic Site (N.D.)