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Lifting ability of Duchess Delthak

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Re: Lifting ability of Duchess Delthak
Post by chrisd   » Fri May 01, 2020 5:16 am

chrisd
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Location: North-East England (70%) and also Thailand (30%)

Slight change of subject.
RFC averred that there had been no steam propelled airships on "Old Earth"
Henri Giffard's airship of 1852 was the first such. Giffard also invented the "injector" for putting water into a boiler, rather than a pump, therby saving weight and having no "moving parts".
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