Aerodrome beacon - Wikipedia
First Flight International (SLFF), Second Life Aviation Wiki
File:Deer Valley Airport beacon.JPG - Wikipedia
Aeronautical Charts FI identification beacons - PPRuNe Forums
Aeroways - OpenStreetMap Wiki
File:Leeds Bradford Airport Beacon - geograph.org.uk - 1279589.jpg - Wikimedia Commons
WPA Aviation Projects - 1938
واژه مترادف و متضاد چرخاب با تلفظ فارسی
File:Rotating-Beacon French Valley Airport.JPG - Wikipedia