For no rational reason, I stumbled upon this particular Robert Frank photograph, below, from his famous 1955 book, “The Americans.” Ordinary Americans drinking soda at a Detroit drugstore soda fountain in the mid-1950s. But I was struck by the incredible display of advertising overkill going on for a drink called “Orange Whip” — only ten cents a glass! The air is thick with Orange Whip signs, and the man in the foreground seems to be enjoying a glass of this marvelous elixir: