Pitch is not the only axis involved in making an airplane fly well. Yaw and roll are also important, and this month Barnaby Wainfan turns his attention to lateral/directional stability and its effect on flying qualities.
How do you turn out non-cylindrical objects with your lathe? Why, by using a four-jaw chuck, of course. And there's a way to effectively employ that 'ole' adjustable wrench that might have escaped you for years; by Bob Fritz.