[TimSkalaBim]

Frank Frazetta's cover art was great:

[a fool in paradise]

There was more room on album covers to admire Frank Frazetta's artwork

Dust - (Hard Attack) 7. Ivory (Marc Bell aka Marky Ramone on drums)

[ArtDodger]

Yes! Forgot about the awesome Frazetta paintings on the covers.
And the Doc Savage books had some cool James Bama art, too!

[Salamander]

I painted a lot of his and Vallejo’s stuff on Harleys, back in the day.