“Puppy biscuit,” said Walter Mitty. He stopped walking and the buildings of Waterbury rose up out of the misty courtroom and surrounded him again. A woman who was passing laughed. “He said ‘Puppy biscuit,’ ” she said to her companion. “That man said ‘Puppy biscuit’ to himself.” Walter Mitty hurried on. He went into an A. & P., not the first one he came to but a smaller one farther up the street. “I want some biscuit for small, young dogs,” he said to the clerk. “Any special brand, sir?” The greatest pistol shot in the world thought a moment. “It says ‘Puppies Bark for It’ on the box,” said Walter Mitty.