"Spiv" wrote in message
...

Have you a few weeks?


I wouldn't think it would take that long to review my messages and
copy-and-paste that which you believe is incorrect, but, by all means, take
all the time you need.



It was the first with all in one plane, which is was the norm after.
Do you understand?


But pioneering none of them individually.



Any design Boeing had was more luck than judgment.


How so? Boeing had more experience designing and building large pressurized
aircraft than anyone else in the world at that time, perhaps more than all
other manufacturers combined.



When the results came
out it was simple to avoid the problems.


But they avoided the problems BEFORE the results came out. They avoided the
Comet's problems even before the Comet's problems surfaced.



It was more than just a frame design, it was metallurgy too.


Yes, Boeing chose 75ST aluminum alloy for the primary structure. I don't
know what de Havilland chose, perhaps 24ST.



All of them means all types. Duh!


Well, if all airliners were similar to the Brabazon, the Brabazon couldn't
be ground-breaking in any area.