Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 162,255 pages of information and 244,496 images on early companies, their products and the people who designed and built them.
Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 147,919 pages of information and 233,587 images on early companies, their products and the people who designed and built them.
Note: This is a sub-section of Napier
The culmination of Napier’s H-block series of engines, one of the most powerful piston aero engines, designed with Frank Halford; these engines produced 3,500 hp (2.6 MW) from only 2200 cubic inches (36l) in their late-WWII versions.
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