Six Ways Tony Iommi Broke the Rulebook and Invented Heavy Metal Guitar

Tony Iommi admits that, yes, sometimes he got carried away playing guitar solos – but Ronnie James Dio was his enabler

6 Black Sabbath guitar solos that prove Tony Iommi was a genius - Far Out Magazine

Tony Iommi on Black Sabbath's Vol 4: "Somebody said, ‘You can’t put Laguna Sunrise on the album with all the heavy stuff.’ Why?"

Tony Iommi’s isolated guitar for Black Sabbath song ‘Paranoid’ proves his genius - Far Out Magazine

Black Sabbath: The 10 best Tony Iommi guitar riffs of all time

BLACK SABBATH's TONY IOMMI And HEART's NANCY WILSON Featured In 'Greatest Guitar Riffs' Series