31365229Pre-Columbian Western North American periodsPT2026-03-30 20:38:28UF31365230Pre-Columbian Western North American periodNDUF31365231periods, Pre-Columbian Western North AmericanNDBT31335288Pre-Columbian North American periodsPTNT31405507Pre-Columbian Californian periodsPTNT31405510Pre-Columbian Plains North American periodsPTNT31405513Pre-Columbian Plateau North American periodsPT