Lyon | William Lyon Mackenzie King | Nathaniel Lyon | University of Lyon | Chemins de fer de Paris à Lyon et à la Méditerranée | Garry Lyon | Jean Moulin University Lyon 3 | Opéra National de Lyon | Claude Bowes-Lyon, 13th Earl of Strathmore and Kinghorne | Second Council of Lyon | Eucherius of Lyon | Council of Lyon | The Lyon's Den | Lord Lyon King of Arms | Urban Community of Lyon | Fort Lyon | First Council of Lyon | Edward Lyon Berthon | Dar Lyon | Conservatoire national supérieur de musique et de danse de Lyon | Caleb Lyon | Annabel Lyon | 1st arrondissement of Lyon | William P. Lyon | William Lyon Phelps | Thomas Lyon-Bowes, Lord Glamis | Steve Lyon | Revolt of Lyon against the National Convention | Presqu'ile (Lyon) | P. H. B. Lyon |
This expedition, to determine 129° east on the ground, created world-wide scientific interest and involved the cooperation of the Astronomer Royal and the Royal Observatory, Greenwich, with wireless time signals sent by the French wireless Service, that were transmitted from the Lyons astronomical observatory (Observatoire de Lyon) at Saint-Genis-Laval, near Lyons, France, between 17 and 24 November 1920.