There are 3 North American NAVION B 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 1950 and 1951.
N5377K
1951 North American NAVION B
Raceland, LA
N4951K
1950 North American NAVION B
Wells, NV
N8591H
North American NAVION B
Middleburg, FL