There are 5 Superior CULVER LCA 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 1942.
N20U
1942 Superior CULVER LCA
Albany, OR
N32482
1941 Superior CULVER LCA
Snellville, GA
N34781
1941 Superior CULVER LCA
Reading, PA
N29264
1940 Superior CULVER LCA
Chico, CA
N29393
1940 Superior CULVER LCA
Cashion, OK