I'd wager there were bigger societal changes between now and 50 years ago then there were in the 50-100 range. Do you have a list of top 1920 companies and if s

I'd wager there were bigger societal changes between now and 50 years ago then there were in the 50-100 range. Do you have a list of top 1920 companies and if so, how does it compare to the above list (presumably 1970)?