The year is 1968, barely over two years before Superman shifts from Silver to Bronze Age. In Action Comics #370 we get a story expanding on Superman's travel to Earth. It's written by Cary Bates who wrote fuckton of Silver Age Superman's stories, and a lot for other characters. So here it is the "100 Years... Lost, Strayed or Stolen".
>>83455491
And so it turns out that Superman was over hundred years old when he landed on Earth.
