The first named crew is on the Clubhouse Station
173) Newark (Jackson)─┐ Newark (Jackson)
├──────────────────────┐
174) Norwich──────────┘ easily │ Derby
├──────────────────────
175) Newark (Gibson)──┐ Derby │ 4 1/2 lengths
├──────────────────────┘
176) Derby────────────┘ easily