A Comprehensive Guide to the Top 100 Songs of the 70s...
SuperSeventies has a nice index of the top ten songs of each year in the decade I discovered music. That was mostly via radio, and that decade saw quite a shift in popular styles, as you can see at the link. Each son...
https://www.neatorama.com/2010/02/03/a-comprehensive-guide-to-the-top-100-songs-of-the-70s/
