Page 20 - High Duty Alloys
P. 20
Redditch Heritage High Duty Alloys
Late Mark Griffon Spitfire – different engine, etc. Upgrades – HDA would have to do the same.
20,000 Spitfires and 2,000 Seafires were built.
A Lancaster Bomber – four Merlins. I think 100,000 Merlins engines were produced worldwide.
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