1). BR Class 53 D0280 "Falcon" D0280 "Falcon" was a single prototype diesel-electric locomotive, built for British Railways in 1961. It was one of a series of three prototypes: Falcon, DP2 and Lion, eventually leading to the Class 47 and Class 50. A requirement was expressed by the BTC at a meeting on 15 January 1960 for new Type 4 designs of Co-Co arrangement, which would be lighter than the earlier 1Co-Co1 locomotives such as the Peak classes, produced under the Pilot Scheme. 100 mph (161 km/h) 2,880 hp (2,150 kW) https://i.pinimg.com/originals/74/dd/8b/74dd8b9c5b0d095524cc00f69cd597b7.jpg https://i.pinimg.com/originals/93/aa/7d/93aa7d8e0c24c564f1c9f5c8ec24fbde.jpg https://i.pinimg.com/736x/d7/91/6a/d7916ae622163b756aa7336bf115fa91.jpg 2). BR Class D0260 "Lion" D0260, named Lion, was a prototype Type 4 mainline diesel Prototype locomotive built in 1962 by the Birmingham Railway Carriage and Wagon Company, in association with Sulzer and Associated Electrical Industries, at their Smethwick works in Birmingham to demonstrate their wares to British Railways. The locomotive’s number was derived from its works number, DEL260. 100 mph (160 km/h) 2,750 hp (2,050 kW) https://i.pinimg.com/originals/15/c2/88/15c288117b14f0cf761f77d48345bdfe.jpg British Rail Class 53 - Wikipedia British Rail Class 53 "Falcon" | Locomotive Wiki | Fandom British Rail D0260 - Wikipedia Lion | British Rail Locomotives Wiki | Fandom