Stori i blant am Guto yn colli'r ysgol er mwyn mynd i weld trên enwog, ond mae'n gweld rhywbeth llawer pwysicach a mwy cyffrous na thrên! Darluniau du-a-gwyn. Yn seiliedig ar The Trainspotters gan Graham Jones. Adargraffiad. Cyhoeddwyd gyntaf yn Ionawr 1994.
A story based on The Trainspotters by Graham Jones. Guto misses school in order to see a famous train, but ends up seeing something much more important. Black-and-white illustrations. Reprint. First published in January 1994.
