R30358 Class B1 4-6-0 BR Apple Green 'Mayflower' 61306 Steam LocomotiveClass B1 locomotives were designed to be mixed traffic engines and had various duties such as hauling express passenger trains and freight traffic. Due to their versatility, each B1 worked on main lines from East Anglia to Scotland. No. 61306 Mayflower was constructed in 1948 by the North British Locomotive Company. The locomotive was allocated to Hull Botanic Gardens and then transferred to Low Moor Depot in Bradford. 61306s final trip, as the last