There are 4 Command-Aire 3C-3 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 1928 and 1929.
N583E
1929 Command-Aire 3C-3
Sonoma, CA
N136E
1928 Command-Aire 3C-3
Baldwin Park, CA
N476E
Command-Aire 3C-3
Lewes, DE
N7885
Command-Aire 3C-3
Plainville, GA