Ubiquitous early-1970s magazine ad for Earth Shoes (directly below; click for full size), and, below that, a 1974 National Lampoon parody of the same ad (for “Earth Tires”): The “Earth Tires” ad was almost certainly written by P. J. O’Rourke (whose conservative leanings went against the grain of the rest of the masthead), author of […]