1 / 10
1958 Zündapp Janus
A 1958 Zündapp Janus, est. $30,000-$40,000, named for the two-faced Roman god.

What to Read Next

Bruce Weiner Microcar Museum Auction

February 1, 2013

On Feb. 15-16, collector Bruce Weiner will sell his 200-strong horde of microcars, considered the finest such set in the world. Here, from RM Auctions, is a look at some of the big highlights; to see the entire catalog, click here.