In Case You Missed it
Wind Tunnel
When unexpected drag is an issue, the cause could be gaps in the skin of your airplane. A simple seal might solve the problem.
The Home Machinist
Home Machinist Bob Fritz had been looking for a way to compare the effectiveness of various screw extractors he had accumulated in his toolbox, and he found a willing test subject in a Cessna 170s 60-year-old gas tank.
Stressing Structure Series Reference Library
The engineering publications referenced in the KITPLANES series "Stressing Structures" by David Paule.
