As a long time Poser and Daz user I'd definitely recommend checking out Platinum Club at Daz. They have a number of Victorian Era costumes. Also here is a leather outfit they sell you may be looking for:

http://www.daz3d.com/i/shop/itemdetails/?item=7720

Hope it helps.
Nolos.

I'm smart...and I want respect!

'I'm paying for this movie. I want guns'