There are 3 North American HARVARD 2 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 1940 and 1943.
N8994
1943 North American HARVARD 2
Blanchester, OH
N722UE
1940 North American HARVARD 2
Las Vegas, NV
N939HB
North American HARVARD 2
Melbourne, AR