The Most Powerful Diesel Locomotive in the World is Powered by Deltics
A May 1958 advert from D. Napier and Sons for their Napier Deltic Traction Engines. It notes the order for the production Deltics while the illustration shows the prototype which had been logging approximately 4,000 miles per week on Liverpool-London-Crewe runs.
This advert appears in the following categories: Traction: Deltic (DP1) ; Supplier: Napier ; Component: Diesel Engines (Power Unit)