Earlier, "Blueskies" wrote:

Any suggestions for a good text and/or
discussions about metal shrinking,
dinging, stretching, etc. I would like to
learn to form aluminum into scoops and
other shapes. I know it is a practice,
practice, practice (almost) art form.

I'd suggest a visit to Kent White's Tin Man Technologies:

http://www.tinmantech.com

Thanks, and best regards

Bob K.