You may be able to find the real deal on e-Bay or at an antique shop.
Many university libraries have big thick books of old magazine volumes. You could make copies of ads and stories that really show how much times have changed. I once read an article in an old <i>Good Housekeeping</i> about how to make Sunday dinner when Cook had the day off. You'd want something a little different since he's a man, but something like that really demonstrates the differences between then and now.