I took it to The osage knappin today and several looked at it. Most agreed that it was no completely finished. Basal grinding is absent,and there is no finish flaking on the edges. I concurred with most thinking that is may be a cache blade.There may be more there somwhere?
It is better in real life than those pics show it. Gonna have it athenticated soon. As for now?... It is in a very safe place.
Tom22 I'm not real sure,but those who study this more than myself tell me that they where primarily used for knives.