BR Type 2 / British Rail Class 24 -  Class 97  No.97201 ex Class 24 No.24061  RTC Red and Blue Livery RTC is Rail Technical  Centre  and they had their own colour scheme also loco was named "EXPERIMENT" Open day at Basingstoke - 26.9.1987 Dave Cobbe Collection Notes:- Service History Original number: The locomotive was initially built with the number D5061, before being renumbered to 24061 under the TOPS (Total Operations Processing System) numbering scheme in March 1974. Research Department: After being withdrawn from regular service in August 1975, 24061 was transferred to British Rail's Research Department at Derby Works in November of that year. Renumbering: It was renumbered as RDB968007 and then again as 97201 in 1979. Nicknamed Experiment: As a research locomotive, it was painted in a distinctive red and blue livery and given the name Experiment in 1980. Withdrawal: The loco was finally withdrawn from service on December 4, 1987, making it the last Class 24 to be operational on British Rail. Following its withdrawal, 24061 was preserved. Its restoration and current home have been supported by the North Yorkshire Moors Railway (NYMR), where it now runs under its original number, D5061. Waiting overhaul and was taken out of service in 2014 at NYMR. D5061 was built at Crewe Works and entered service at March, Cambridgeshire, on 15 January 1960. It joined D5032 at Willesden in 1960 and, after spells at Finsbury Park and Haymarket, returned to the London Midland Region in 1968. In May 1973 it once again met up with D5032 at Crewe Diesel Depot, from where it was withdrawn on 10 August 1975. In October of that year it went to Derby Works, emerging into departmental stock as TDB968007. It was withdrawn again on 18 December 1978, before entering service with the Railway Technical Centre at Derby. It was renumbered as 97201 on 18 August 1979, named ‘Experiment’ in June 1980, and withdrawn for a third time on 4 December 1987, moving to Vic Berry’s Leicester yard under its own power in July 1988.