Check out Is 70:20:10 the Norma of the L&D world? by Donald Clark. Here is an excerpt:
Norma is a statue that was designed in 1943 to represent the ideal female form. It was based on measurements collected from 15,000 young adult women. A Cleveland newspaper soon announced a contest co-sponsored by the Cleveland Health Museum, the Academy of Medicine of Cleveland, the School of…
The full article is available here.