The Great Central Railway and 5305 Locomotive Trust are celebrating the completion of a major restoration project on the National Railway Museum’s National Collection locomotive D6535, preserving one of Britain's most significant early diesel locomotives for future generations. Visitors will have the opportunity to see the restored locomotive in action during the railway's Autumn Diesel Gala, where D6535 (33116) will be paired with visiting Class 33 locomotive 33103, appearin