On 12 February 1979, an unknown 20-year-old dancer walked into a New York photography studio to earn a few dollars posing for an evening class. She gave her name as Madonna Ciccone. Six years later, the resulting photographs would spark a bidding war between two of America's biggest magazines, sell millions of extra copies on newsstands, and become one of the more unusual footnotes in the career of the woman who'd go on to be one of the best selling music artists of all time.

In the early 1950s, a model named Marguerite Hamrick posed for a series of photographs headed for one of America's nudist magazines, and before anyone even loaded the camera, she had to shave. It wasn't a style choice. Federal rules at the time simply wouldn't let a nudist magazine print pubic hair, and showing it risked getting the entire issue pulled from the mail, the printer investigated and the publisher hauled into federal court. It sounds like a small, almost silly det