Ems and Bob, you're both right, according to Wikipedia:
Lyon ... traditionally spelt Lyons in English, is a city in east-central France...
It says the same about the spelling of Marseille/s.
Some readers may need an explanation of that one*: J. Lyons and Co. - Wikipedia, the free encyclopedia.
PS *=#11 (now)
Last edited by BobK; 06-Jul-2013 at 13:51. Reason: PS updated
This is a very strange thread. I can't help but think there are at least two posts missing from it!