In Case You Missed it
Metal Magic: Intro to Riveting
Introduction to driven rivets. Learn how to judge the size of rivets you need and how to tell if you've driven them correctly.
Are you considering an alternative engine?
Patrick Panzera explains some specific formulas he uses to see if an engine' claimed numbers pass muster.
Ask the DAR
What do you need to do when you buy an Experimental/Amateur-Built aircraft? What should a builder/owner do when they're ramp checked?