This film is considered an important part of the history of sex in North America. It's the most highly-produced anti-pornogaphy film of the 60s generation, which was going through a sexual revolution at the time. Most of the claims made are absurd; nonetheless the film did have an impact. Keep in mind that pornography at that time was primarily in magazine format - videos didn't show up in full force until VHS and Beta machines were invented and hit the market . You can read the description of the film in more detail here: link.
And the film itself: