There are 6 Starduster SA-300 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 1968 and 1978.
N3892
1978 Starduster SA-300
Kalispell, MT
N70RW
1975 Starduster SA-300
Anchorage, AK
N6197
1972 Starduster SA-300
Waverly, KY
N1698
1969 Starduster SA-300
Spring Hill, TN
N1468
1968 Starduster SA-300
Rapid City, SD
N8TJ
Starduster SA-300
Lonoke, AR