There are 6 Cessna R172G 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.
N7751L
1970 Cessna R172G
Beale Afb, CA
N7752L
1970 Cessna R172G
Albuquerque, NM
N7753L
1970 Cessna R172G
Usaf Academy, CO
N7754L
1970 Cessna R172G
U S A F Academy, CO
N7755L
1970 Cessna R172G
U S A F Academy, CO
N7756L
1970 Cessna R172G
U S A F Academy, CO