
“[Marilyn] went off into the bathroom and changed, and came out, lifted up one of the layers so that you could see through it, and she said, ‘How’s this for 36?’”
The scar apparent on her stomach is from a gall-bladder surgery that the actress underwent earlier the same year.
see full article here: http://www.vanityfair.com/culture/2013/04/photos-bert-stern-scrapbook-marilyn-monroe