There are 9 Aero Commander 685 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 1972 and 1973.
N1525
1973 Aero Commander 685
Saint Louis, MO
N368TP
1973 Aero Commander 685
Tulsa, OK
N6517V
1973 Aero Commander 685
Calexico, CA
N685LD
1973 Aero Commander 685
Key West, FL
N1021
1972 Aero Commander 685
Wilmington, DE
N1203N
1972 Aero Commander 685
Middleville, MI
N414C
Aero Commander 685
Princeton, NJ
N750RG
Aero Commander 685
Charlotte, NC
N813GB
Aero Commander 685
Oklahoma City, OK