Pre 1960s, radio listeners heard the groups/music wrapping up the 1950s, The Coasters, The Platters and more.
In 1964, The Supremes, Temptations, 4 Tops, The Impressions and others shared the radio air waves with the British Invasion music.
The Supremes were the most successful Motown group, out of Detroit.
They had 12 number one singles on the Billboard “Hot” 100.