This would be such a cool ad to have hanging in my kitchen when it is done and all my pyrex is out on display. "When cooking's taught with loving care, the course begins with Pyrex Ware." - - yes, yes, it was, even in the pyrex 1947 advertisement
Arts & Crafts style, good example of an argument for buying a certain brand 1905 Egg-O-See cereal ad. Encouraged people to buy this brand over the "slow selling kinds, which come to you 6 months to 2 years old, stale and unfit for use.