historical

I've been collecting and scanning expired sectionals for a while and mapping all of them on archive.aero. But I can't find many from the 1970s through the 2000s. Library of Congress luckily digitized the really old ones, and everything after about 2010 exists digitally direct from the FAA. So...

I was looking on the FAA's eNASR the other week because I love seeing physical NAVAIDs. Every trip I go on I plan around seeing potential NAVAIDs or Airway Beacons. On the eNASR search, fan markers are a search category. And unlike LF/MF AN ranges or CONSOLAN, a few still exist! Fan markers are...