A Dumb Decision': Remembering the Final Mission to Skylab, 45 Years Ago - AmericaSpace
Skylab 4 Crew Televised Communication | NASA
Skylab's Long-Haired Messenger: The Visitation of Comet Kohoutek - AmericaSpace
Skylab 4 hi-res stock photography and images - Alamy
The Skylab 4 mutiny, 1973 | libcom.org
File:Comet Kohoutek at perihelion from Skylab with coronagraph.jpg - Wikimedia Commons
The Real Story of the Skylab 4 “Strike” in Space | NASA
File:Skylab brightness observations of Comet Kohoutek.png - Wikipedia
Project Skylab 2nd Photos of Kohoutek December 29, 1973 - Colorano Cachet | eBay
Skylab 4
Skylab: The flown and unflown missions - RocketSTEM
Comet kohoutek Stock Photos and Images | agefotostock
Skylab: NASA Commemorates 40th Anniversary of America's First Space Station - Photo Gallery/Broadcast - Universe Today
Skylab - Wikiwand
File:Skylab astronauts talk to comet discoverer Kohoutek.jpg - Wikimedia Commons
Skylab | The Space Collective
File:Luboš Kohoutek speaks to Skylab astronauts.jpg - Wikimedia Commons
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Skylab 4 hi-res stock photography and images - Alamy
US Space Cover Skylab 3 Photos Kohoutek KSC Kennedy Space Center FL 2/4/1974 | eBay
Christmas 1973 on Skylab | Drew Ex Machina
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Con Stoitsis on Twitter: "On this day in 1973 Comet Kohoutek-Skylab became the first comet photographed from space. NASA picture. https://t.co/B7matE7tOT" / Twitter
