"We discovered the next day that the picture received at Jodrell Bank were elongated in one direction due to a gear change the Russian engineers had made in their fax machine. Yes, the fax machine that they landed on the moon. To this day I am amazed that Lunik 9 carried a piece of hardware that was widely available in the West. They basically threw it very hard from the earth and landed it cleverly and safely on the moon." -- Gerrit Verschuur, The Insisible Universe (2015), describing events following the 1966-02-03 landing of Luna 9 (first controlled landing on the moon)