There are 9 Piper J4F 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.
N26957
1940 Piper J4F
Georgetown, DE
N27891
1940 Piper J4F
Boron, CA
N28202
1940 Piper J4F
Tempe, AZ
N28205
1940 Piper J4F
Painesville, OH
N30810
1940 Piper J4F
Warren, PA
N33090
1940 Piper J4F
North Fort Myers, FL
N33287
1940 Piper J4F
East Granby, CT
N28217
Piper J4F
Mitchell, SD
N6597Z
Piper J4F
New Holland, PA