To promote the books , the Southern Railway locomotive 34027 Taw Valley was repainted .
To promote the books , the Southern Railway locomotive 34027 Taw Valley was renamed temporarily , but was rejected by director Chris Columbus as looking ' too modern ' for the film .
To promote the books , the Southern Railway locomotive 34027 Taw Valley was repainted and renamed temporarily , but was rejected by director Chris Columbus as looking ' too modern ' for the film .