[quote=@DarkwolfX37]
<Snipped quote by Meta>

That's not quite true. It was the longest running in certain categories, but I'm pretty sure Marvel or DC has the longest running period with either Superman or whatever Marvel started with.
[/quote]

https://www.youtube.com/watch?v=uIvpboKVdrw

I didn't bother watching the whole video, but he talks about it near the beginning.