Seeing this Steampunk Recumbent got me thinking about a Steampunk cargo bike!
This trike is called the Brass Lion and also noticed by
Full overview at the Steampunk Workshop.
Note: Steampunk as a genre and subculture includes object that have been modded into a pseudo-Victorian mechanical Steampunk style.
Mark posted about retro style and spotted another Steampunk bike in this post.