![American Top 40' with Casey Kasem debuts on KDEO-AM 50 years ago this hour #OnThisDay #OTD (Jul 3 1970) - RetroNewser American Top 40' with Casey Kasem debuts on KDEO-AM 50 years ago this hour #OnThisDay #OTD (Jul 3 1970) - RetroNewser](https://i.pinimg.com/originals/d0/32/4a/d0324a63b3fe9734395458d65cd8843a.jpg)
American Top 40' with Casey Kasem debuts on KDEO-AM 50 years ago this hour #OnThisDay #OTD (Jul 3 1970) - RetroNewser
![US Top 40 Songs This Week 2021 American Top 40 Top 40 Hits 2021 : Mark Watson : Free Download, Borrow, and Streaming : Internet Archive US Top 40 Songs This Week 2021 American Top 40 Top 40 Hits 2021 : Mark Watson : Free Download, Borrow, and Streaming : Internet Archive](https://archive.org/download/us-top-40-songs-this-week-2021-american-top-40-top-40-hits-2021/billboard-logo-white-5.png)
US Top 40 Songs This Week 2021 American Top 40 Top 40 Hits 2021 : Mark Watson : Free Download, Borrow, and Streaming : Internet Archive
![Casey Kasem's very first American Top 40 list, from July 4, 1970. Remember these? | Casey kasem, Music is life, Top 40 hits Casey Kasem's very first American Top 40 list, from July 4, 1970. Remember these? | Casey kasem, Music is life, Top 40 hits](https://i.pinimg.com/originals/42/79/d6/4279d67a164274a8b9468fbdfaa26158.png)