48 slide has all the numbers removed not sure if that's his work or not, Has the grip cap. No real story on the Dewat, My buddy buy these kits from companies that sell the parts after destroying them for police and court he could tell based on stock work it was a pretty fine rifle. Don't know any more history on how something like this could have ended up nearly destroyed.

https://imgur.com/a/DZ5fgQp