Vintage Ads

I was trying to figure out the connection, too. I can't figure out the thing with the dogs, either. The dog in the first and last panel looks like the same dog, but that wouldn't make sense. Does that community just have a lot of brown and white dogs or what? You know, if you're going to try to sell a product using a racist triptych, at least make it make sense! Also, that's some honkin' huge corn!