The first named crew is on the Surrey Station
148) Twickenham───────┐ Twickenham ├──────────────────────┐ 149) Marlow RC────────┘ easily │ Thames ├────────────────────── 150) Poplar Blackwall─┐ Thames │ 2 lengths ├──────────────────────┘ 151) Thames───────────┘ 5 lengths