There are 3 Corben Baby Ace C-1 aircraft on the U.S. registry that TailWiki has a page for. Every one is built from the public FAA record — year, serial, engine, home base, and registration history — and owners and pilots add photos, trips, and stories on top. The ones listed here were built between 1955 and 1957.
N515G
1957 Corben Baby Ace C-1
Portage, WI
N75H
1956 Corben Baby Ace C-1
Brockport, NY
N9050C
1955 Corben Baby Ace C-1
Oshkosh, WI