If you are wearing a bra, you are probably wearing Dorothy Galligan's bra. Or one designed around her perfect 34 B bust.
https://www.newyorker.com/magazine/1994/04/11/dorothy-galligan-in-a-supporting-role
What internet rabbit hole did I find this in? Well, I started with job interviews and came across an article about how companies test for cultural fit, which led me to a company that made lingerie and left it laying on the table during interviews, to well... bra construction.
Cool article here as well:
https://www.inc.com/magazine/201611/liz-welch/busting-out-feminine-product-revolution.html