Set of 4 1960s MCM Mid-Century Modern Blue and White Pyrex Folk Design Mixing Pyrex Baking Bowls Chocolate The little eye slit buttons

The little eye slit buttons are such a lovely detail

which he sold to department stores in the United States

Overall length: 31

I've tried to identify the other impressed markings but can't seem to figure them out

Lower Hip Width: 23

Set of 4 1960s MCM Mid-Century Modern Blue and White Pyrex Folk Design Mixing Pyrex Baking Bowls Chocolate The little eye slit buttonsEssentially this is a deal for four bowls for the cost of three. One of the small bowls has a bit of burning around the underside of the bowl so it's basically a throw in. Not easily noticeable unless looking for it so I didn't want to not include it in this full set. It is basically two different sets. One set of the rounder based bowls and one set of the more squared off base. Otherwise these are in very good vintage condition. The two smaller bowls