There are 4 Stits SA3A 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 1968.
N5244
1968 Stits SA3A
Harwood, ND
N4673T
1965 Stits SA3A
Amarillo, TX
N75P
1957 Stits SA3A
Scio, OR
N10149
Stits SA3A
Bennington, KS