On Mon, 10 Dec 2007 00:14:16 -0600, cavelamb himself
wrote:


THere have been at least a million aluminum airplanes produced. All
were riveted. Wonder why?


Lowest bidder?


not hardly.

Best fastener for the material.

Rivets were the best fastener for ships until they started welding
plates (then a few Liberty ships sank before the subs got 'em.)

Brian W