I had the most fun going through a stash of retro cookbooks and cookbooklets from a lovely seller on Etsy. Here are a couple of my favorites:
She has a similar set today at https://www.etsy.com/listing/178503614/47-recipe-books-old-cookbooks-brand .
I'm toying with the idea, if life doesn't get even busier too much, of presenting some of these each week or so....There were over SEVENTY of them, how generous and delightful!