D6836 (37905) passes through the hawthorn lined cutting at Bishop's Sutton on the Mid Hants Railway on 18 May 2014 with the 10:30 Alresford to Alton service. Ignoring the plated headcode box, it certainly looks like a 1960s incarnation of a Class 37, but toiling up the bank its distinctive Ruston six cylinder beat gave it away!