There are 5 Beechcraft D50B 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 1958 and 1959.
N1600G
1959 Beech D50B
Bell Buckle, TN
N1959T
1959 Beech D50B
Pearland, TX
N225TW
1959 Beech D50B
Port Orchard, WA
N602P
1959 Beech D50B
Germantown, TN
N160L
1958 Beech D50B
London Mills, IL