How to Succeed with Sex (1970)
A man, who is having trouble scoring with his girlfriend, reads a book about sex and seduction to get some pointers
Linda and Abilene (1969)
In the 19th century, siblings Abilene and Tod, orphaned on their western farm, become attracted to each other, sexually The confused Tod fleas to a nearby town where he meets Linda, a local bar girl, and begins a sexual relations