Personal favorites from the 70s;
Jaws
American Graffiti
Star Wars
The Godfather
Logan's Run
Apocalypse Now
Alien
Live And Let Die
Patton
The Conversation
Serpico
Rocky
Honorable Mention; Cabaret. Liza Minelli's legs - enough to put thoughts in the mind of a young boy. ;-)
Yes, I realize that's more than 10 films.