MUSIC TRADE (this term encompasses "music industry")
MUSIC ADVERTISING (you might want to limit the publication date)
SOUND RECORDING INDUSTRY -- UNITED STATES
MASS MEDIA AND MUSIC
POPULAR CULTURE (scroll through the list)
ROCK MUSIC UNITED STATES
The most effective way to find library resources for historical context is through a subject search. In Onesearch, locate the third dropdown (labeled "Anywhere in the record") under the white search box.
Then select "in subject" from the dropdown and enter your subject term(s), such as those in the box on the left