There are relatively few examples of Pre-Code male nudity--actual or suggested--of which I'm aware, but Search for Beauty really tries to make up for it! These, in many cases, used nudity to draw in audiences under the guise of educating people about topics like nudism and other cultures.
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Warning this films are shocking and blatantly exploit other cultures for financial gain.
Thankfully, this clever film making has been preserved and audiences today can view scenes that Joseph Breen and code makers would later ban from cinemas for over fifty years.