Who’s on First-Order Logic?” 24. The protagonist of this series loses books while travelling through a series of different locations, including the Bean-Field and the hut of John Farmer, while accompanied by his dog Woof. Recurring characters in this series include the wizard Whitebeard and the poet Ellery Channing. The Transcendentalist protagonist of this series wears glasses and a red-and-white striped shirt and bobble hat. For 10 points, name this popular children’s book series in which one must locate Henry David Thoreau in pictures of crowd scenes near Concord, Massachusetts.