In 1948 British Rail came into being and with it a new era in railway history. The glory days of steam were numbered and when railway photographers like author Wrenford Thatcher were eagerly snapping their favorite locomotives in the 1950s and 1960s, British Rail were busily introducing many diverse diesel locomotive designs as part of the program to eliminate steam traction. Wrenford Thatcher's collection of evocative photographs is divided into...