Sunday’s ad is for Guinness, from the early 1950s. While the best known Guinness ads were undoubtedly the ones created by John Gilroy, Guinness had other creative ads throughout the same period and afterward, too, which are often overlooked. This ad, one of many that used Lewis Carroll’s Alice in Wonderland is entitled “Alice in Snowmansland,” and features a short story about a glass of Guinness, Alice, the Mad Hatter and a snowman.