GWR King 4-6-0 No 6001 King Edward VII with the 4.10pm Paddington-Birkenhead nearing Gerrards Cross on 16 June 1962.

Peter Kerslake says "Allocated from new in July of 1927 to Old Oak Common 6001 was housed there for 27 years until a late move to Wolverhampton in October of 1954 from where it was condemned in September of 1962.
6001 achieved fame on the 1st. of September 1953 when it reached speeds of over 75m.p.h. through Chippenham whilst engaged on a series of test runs between Paddington and Bristol with the former G.W.R. Dynamometer Car coupled next to the tender, the test runs used to evaluate the improved draughting modifications carried out by Swindon during he locomotive's Heavy General Overhaul there from January to March of 1953."

Photo: K.L. Cook / Rail Archive Stephenson