Spehro Pefhany on Sat, 02 Feb 2013
22:05:48 -0500 typed in rec.crafts.metalworking the following:
On Sat, 02 Feb 2013 16:48:44 -0800, the renowned Gunner
wrote:


Im trying to remember which prop job in the 1950s kept going
down...British aircraft IRRC....which had the tails snapping
off...some sort of metal fatigue/harmonics issue which took them
awhile to find and correct. They did a movie about it in the 1960s
IRRC

Turbojet, but maybe this one?

http://en.wikipedia.org/wiki/De_Havilland_Comet

They didn't understand metal fatigue very well in those days- nice big
square windows in the early models.

Yet at the same time, Boeing had a lot of experience with square
windows and pressurized cabins. Started with the B-29, and the Battle
of Kansas.
--
pyotr filipivich
"With Age comes Wisdom. Although more often, Age travels alone."