![[Credit: EAA]](https://www.kitplanes.com/wp-content/uploads/2026/06/vintage-in-review-herb-clark.jpg?w=534&h=462&crop=1 "Vintage in Review Returns to Oshkosh: Five Days, Five Stories, and a Living OX-5")
![[Credit: Zenith Aircraft Company]](https://www.kitplanes.com/wp-content/uploads/2026/06/31142685469.jpg?w=265&h=198&crop=1 "Zenith Throws Open Its Doors for “Fly-In to Summer”")
In Case You Missed It
The $30,000 RV-9A
Two builders helped each other build RV-9As, each employing significantly different outlays of cash. The results are impressive in both cases, but for different reasons. They help us ponder the question as we build: What is something worth? By Marc Cook.
Error Chain
Bubble, bubble, boil… and trouble! Vapor lock stops a Lycoming during Phase 1 testing. By Bill Repucci.