 Artifacts from AD 780-1290, the middle Ceramic period, include small, distinctive side-notched projectile points, clothing, charcoal, potsherds, a sinew and twig net, and corn cobs.The sinew and twig net is similar to hoops used for several Native American nations' games.Franktown artifacts from the Archaic period reflect the influence of the southern Apishapa culture of the Arkansas basin and the Upper Republican plains people of the South Platte basin in northeastern Colorado and northwestern Kansas.