You betcha those suckers are hard to find. It took me 2 years to find
--- In errorcoininformationexchange@y..., "dermestid" <mdia1@a...>
> Here's a relatively uncommon error. It's a double struck nickel in
> which the second strike is really stretched out despite being die
> struck on both faces (DSBS).
> I've encountered several similar errors in off-center strikes and
> double strikes. I would presume that the minimum die clearance was
> unusually close.