HORSE TALK. "He's a beauty!" Jack Diamond uttered the exclamation. He was admiring a horse Frank Merriwell had lately purchased. "He is," agreed Danny Griswold, with his hands thrust deep into his trousers pockets and his short legs set far apart. "But think of paying a thousand dollars!" "He looks like a racer," declared Bruce Browning, who showed unusual interest and animation for a fellow who was known as the laziest man at Yale. "He's... more...