What Was It Like To See 'Jaws' In The Theaters?

In the nearly 40 years since its release, there was never a movie that was as anticipated as the release of Peter Benchley's "Jaws". For one thing, we were promised something we had not seen in a movie before - and that was people being devoured by a monstrous fish, but also we wondered how in heck could it could even be filmed. Since it's release, books and documentaries explained all that, but what was it like to SEE the movie on opening day? How did the audience react during crucial scen...