HB-ILI Douglas DC-4
Breitling Lockheed L-1049F Super Constellation “Star of Switzerland” HB-RSC Editorial Photography - Image of aerospace, aircraft: 141148992
WINGS PALETTE - Douglas DC-4/C-54/R5D Skymaster - USA
Douglas C-54
Erste B-17-Landungen in der Schweiz - Warbird - Information Files Switzerland : Warbird – Information Files Switzerland
File:Swiss Air Lines Douglas DC-4-1009; ZU-ILI@ZRH, September 1997 BSC (5552617183).jpg - Wikimedia Commons
Douglas DC-4
Douglas C-54 - Wikiwand
WINGS PALETTE - Douglas DC-4/C-54/R5D Skymaster - USA
Douglas DC-4 - Price, Specs, Photo Gallery, History - Aero Corner
Red Bull Douglas DC-6, OE-LDM, in Switzerland - YouTube
Douglas DC-4 – (SK)
Douglas DC-4/C-54 - Flugzeugmodelle - Sammler Modelle
ZRH-Spotter on Twitter: "Flashback...... Balair, Douglas DC-6A Liftmaster HB-IBS taken with my first camara on the old Balair ramp at Basle. I was 15 years old and get some help and feedback
Zivilflugplatz - III. - Aviation History of Switzerland
Zivilflugplatz - III. - Aviation History Switzerland
1946 C-53 Skytrooper crash on the Gauli Glacier - Wikipedia
Douglas C-54 - Wikiwand
Aviation photographs of Registration: ZU-ILI : ABPic
DC-6 Dakota from Breitling editorial stock photo. Image of military - 102203228
