this is a tough one! looking for a very specific image from a 70's movie?

okay the movie is black christmas, the one made in 1975. there is a
scene towards the beginning of the movie where the house mother of the
sorority is talking to a missing girls dad, they are in his missing
girls bedroom,in the background is a poster of two people naked in a
"missionary" position the woman on bottom has her legs spread, there
bodies are forming a peace sign, the circle being a circle of daisys
around them. i want. this. image. she even covers it with her hand in
the scene.if someone can find it and post me the link, then you are
amazing, thanks :)