As much as we might like to carp about the occasional circuitousrouting or ground delay, this much is certain: The U.S. air trafficsystem is arguably the best in the world. What's less certainis how it got that way. How did we advance from the tenuous airmailroutes of the early 1930s to the sophisticated IFR system thatwe take for granted today? Whose idea was it, anyway?
This is a companion discussion topic for the original entry at https://www.avweb.com/flight-safety/milestones-a-visit-with-captain-jepp