[Note 049.0] In their efforts to win as much business as they could, railway companies created complicated systems of interconnecting lines and intersecting train services.
Every large city had its own examples of these crossovers. The so called "Battersea tangle" was among the most spectacular.
Bexhill is on the south coast. Our hero blunders round London north of the Thames before crossing it southward to Clapham Junction and then re-crossing northward to Victoria.