Calum E. Douglas (@calumdouglas1) 's Twitter Profile
Calum E. Douglas

@calumdouglas1

Consulting Mechanical Engineer | Official Siemens Software Partner: Simcenter | Aviation Historian | Author | Public-Speaker | Cyclist 🚴‍♂️ | @tempest_books

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linkhttp://www.calum-douglas.com/ calendar_today31-10-2017 15:36:11

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Calum E. Douglas
@calumdouglas1

a month ago

I`ll just leave this here for all those doubtful of my scorn for Lord Beaverbrook and his "revolution" in aircraft production method overhaul. British aircraft production by month (the major types) Sep 1939 > Oct 1940, covering the core of the Battle of Britain. The

I`ll just leave this here for all those doubtful of my scorn for Lord Beaverbrook and his "revolution" in aircraft production method overhaul. British aircraft production by month (the major types) Sep 1939 > Oct 1940, covering the core of the Battle of Britain. The