Some of these Drillings can have the under barrel re-tubed and chambered to a more modern calibre without detracting from the value but rather may enhance it as it would become more marketable. Also they can be worth more if they still have the original scope. Not all had a scope but those that did will have the mountings on the top. The scopes slotted into place via a claw mount and were quick detachable. Lagopus.....