There are 5 Beechcraft D50A 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 1957 and 1958.
N58KS
1958 Beech D50A
Wilmington, DE
N82SP
1958 Beech D50A
Williamson, GA
N925DJ
1958 Beech D50A
New Plymouth, OH
N66QM
1957 Beech D50A
Memphis, TN
N76L
Beech D50A
Griffin, GA