I've bought on the strength of emailed photos before and lost, but I've also taken that gamble and won too; I hope this one'll be a win...
Not in my hands yet, and these are the seller's photos, but given that the deal is done and it'll be mine soon, I don't feel too bad about using his photos...

W&C Scott 10g, 34" barrel, c 1880:


I just need to get hold of an appropriate sized wad punch (surely not too hard...) and 10g roll crimper (could be a little harder...) so I can play with it...