CD-ROM's in pockets attached to inside back covers.
v. 1. The seventies
v. 2. The eighties.
OBNB doesn't sell books, but you may be able to find a copy at one of these websites:
The collector's guide to heavy metal by Martin Popoff. ISBN 1894959310. Published by Collector's Guide Pub. in 2003. Publication and catalogue information, links to buy online and reader comments.
