This 1943 article offering tips on how to manage female employees for business driven by WWII exigencies to expand their labor pool is pretty hilarious. Among other things, you've got to stay away from the skinny ones:
3. While there are exceptions, of course, to this rule, general experience indicates that "husky" girls – those who are just a little on the heavy side – are likely to be more even-tempered and efficient than their underweight sisters.
It's always striking to be reminded that though the pace of change often feels frustrating slow when you're working for it, an incredibly amount of progress has actually been made thus far during the lifetimes of the older people alive today.