Guitar Heroes= Gallagher, Marriot, Derringer & Trower Book (2002)
"Their Lives and Music" by Dan Muise, is a great resource for fans and those who appreciate the work of these four musicians. Rory Gallagher, Steve Marriot, Rick Derringer and Robin Trower who were in several cornerstone bands (Procol Harem, Small Faces, Edward Winter, and others) before they went on to solo careers. The book is made of full length conversations, interviews with each of the men and those closest to them. It has many photographs to add to the experience.
Softbound, published by Hal Leonard Corporation, first edition and printed in the United States. it has 293 pages.