There are 5 Waco UKC 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.
N13897
1934 Waco UKC
Jackson, MI
N14010
1934 Waco UKC
Westlake, OH
N14015
1934 Waco UKC
Bremerton, WA
N14020
1934 Waco UKC
Mesa, AZ
N14052
1934 Waco UKC
Fairfield, OH